~Individually Owned Patent |
75 |
32 |
59 |
58 |
73 |
297 |
CANON KABUSHIKI KAISHA |
18 |
10 |
12 |
23 |
13 |
76 |
NIKON CORPORATION |
19 |
12 |
12 |
15 |
15 |
73 |
ADVANCED MICRO DEVICES, INC. |
10 |
3 |
7 |
25 |
20 |
65 |
ZYGO CORPORATION |
6 |
15 |
4 |
12 |
28 |
65 |
AGILENT TECHNOLOGIES, INC. |
1 |
3 |
11 |
18 |
31 |
64 |
KABUSHIKI KAISHA TOPCON |
23 |
8 |
12 |
9 |
5 |
57 |
HITACHI, LTD |
13 |
5 |
11 |
10 |
16 |
55 |
THERMA-WAVE, INC. |
1 |
7 |
5 |
15 |
26 |
54 |
MINOLTA CAMERA CO., LTD. |
6 |
12 |
9 |
14 |
6 |
47 |
UNIVERSITY OF CALIFORNIA, THE REGENTS OF |
8 |
10 |
10 |
12 |
7 |
47 |
ANDO ELECTRIC CO., LTD. |
7 |
1 |
10 |
16 |
11 |
45 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
13 |
7 |
8 |
11 |
6 |
45 |
APPLIED MATERIALS, INC. |
4 |
2 |
10 |
13 |
10 |
39 |
KLA-TENCOR CORPORATION |
4 |
8 |
3 |
17 |
7 |
39 |
LUCENT TECHNOLOGIES INC. |
14 |
8 |
3 |
9 |
4 |
38 |
MICRON TECHNOLOGY, INC. |
3 |
12 |
10 |
9 |
3 |
37 |
ROBERT BOSCH GMBH |
9 |
6 |
6 |
3 |
10 |
34 |
EASTMAN KODAK COMPANY |
11 |
6 |
3 |
8 |
5 |
33 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
9 |
1 |
5 |
9 |
9 |
33 |
FUJI PHOTO FILM CO., LTD |
0 |
3 |
4 |
11 |
13 |
31 |
HONEYWELL INTERNATIONAL INC. |
2 |
2 |
7 |
10 |
9 |
30 |
LJ LABORATORIES, L.L.C. |
3 |
12 |
8 |
6 |
0 |
29 |
FUJINON CORPORATION (FORMERLY FUJI PHOTO OPTICAL CO. LTD.) |
0 |
9 |
6 |
7 |
6 |
28 |
NEC CORPORATION |
10 |
7 |
8 |
2 |
1 |
28 |
OLYMPUS OPTICAL CO., LTD. |
7 |
1 |
9 |
8 |
1 |
26 |
GENERAL ELECTRIC COMPANY |
9 |
0 |
3 |
3 |
10 |
25 |
SIEMENS AKTIENGESELLSCHAFT |
7 |
2 |
4 |
4 |
8 |
25 |
ASAHI KOGAKU KOGYO KABUSHIKI KAISHA |
3 |
6 |
15 |
0 |
0 |
24 |
LITTON SYSTEMS INC. |
9 |
6 |
4 |
5 |
0 |
24 |
UNITED STATES OF AMERICA, NAVY |
11 |
2 |
4 |
3 |
4 |
24 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
6 |
3 |
8 |
4 |
2 |
23 |
RAYTHEON COMPANY |
4 |
1 |
7 |
6 |
5 |
23 |
SHIMADZU CORPORATION |
3 |
2 |
5 |
6 |
7 |
23 |
XEROX CORPORATION |
4 |
3 |
6 |
8 |
2 |
23 |
CALIFORNIA INSTITUTE OF TECHNOLOGY |
2 |
3 |
5 |
10 |
2 |
22 |
J. A. WOOLLAM CO. INC. |
6 |
1 |
4 |
4 |
7 |
22 |
KLA-TENCOR TECHNOLOGIES CORP. |
0 |
1 |
3 |
3 |
14 |
21 |
MASSACHUSETTS INSTITUTE OF TECHNOLOGY |
6 |
2 |
6 |
5 |
2 |
21 |
TOSHIBA CORPORATION |
6 |
1 |
2 |
5 |
7 |
21 |
CORNING INCORPORATED |
1 |
2 |
10 |
1 |
5 |
19 |
TRW INC. |
7 |
4 |
5 |
2 |
1 |
19 |
NORTHROP GRUMMAN CORPORATION |
5 |
1 |
7 |
2 |
3 |
18 |
SAMSUNG ELECTRONICS CO., LTD. |
6 |
1 |
2 |
3 |
6 |
18 |
CARL ZEISS JENA GMBH |
4 |
2 |
3 |
3 |
5 |
17 |
CYBEROPTICS CORPORATION |
3 |
3 |
3 |
5 |
3 |
17 |
LOCKHEED MARTIN CORPORATION |
3 |
2 |
2 |
7 |
3 |
17 |
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD. |
4 |
3 |
1 |
4 |
5 |
17 |
BOEING COMPANY |
2 |
0 |
6 |
0 |
8 |
16 |
MITUTOYO CORPORATION |
3 |
1 |
3 |
5 |
4 |
16 |
NOVA MEASURING INSTRUMENTS, LTD. |
2 |
2 |
3 |
4 |
5 |
16 |
ADVANTEST CORP. |
1 |
2 |
6 |
5 |
1 |
15 |
HEWLETT-PACKARD COMPANY |
11 |
2 |
1 |
1 |
0 |
15 |
HONEYWELL INC. |
9 |
6 |
0 |
0 |
0 |
15 |
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION |
4 |
2 |
0 |
6 |
3 |
15 |
AMNIS CORPORATION |
0 |
2 |
1 |
9 |
2 |
14 |
DENSO CORPORATION |
0 |
2 |
2 |
7 |
3 |
14 |
FUJITSU LIMITED |
6 |
2 |
0 |
1 |
5 |
14 |
LEICA GEOSYSTEMS AG |
2 |
2 |
2 |
5 |
3 |
14 |
NORTEL NETWORKS LIMITED |
0 |
2 |
3 |
2 |
7 |
14 |
BROWN UNIVERSITY RESEARCH FOUNDATION |
2 |
7 |
2 |
2 |
0 |
13 |
HORIBA LTD. |
1 |
3 |
2 |
1 |
6 |
13 |
SONY CORPORATION |
3 |
3 |
4 |
2 |
1 |
13 |
SYMYX TECHNOLOGIES, INC. |
3 |
1 |
3 |
3 |
3 |
13 |
TEXAS INSTRUMENTS, INCORPORATED |
6 |
1 |
0 |
2 |
4 |
13 |
KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY |
1 |
0 |
5 |
2 |
4 |
12 |
LEICA MICROSYSTEMS HEIDELBERG GMBH |
0 |
1 |
0 |
8 |
3 |
12 |
NANOMETRICS INC. |
1 |
1 |
1 |
5 |
4 |
12 |
PENTAX CORPORATION |
0 |
0 |
3 |
5 |
4 |
12 |
TRIMBLE NAVIGATION, LTD. |
3 |
1 |
3 |
3 |
2 |
12 |
BECTON, DICKINSON AND COMPANY |
1 |
0 |
1 |
3 |
6 |
11 |
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. |
5 |
1 |
3 |
1 |
1 |
11 |
HAMAMATSU PHOTONICS KABUSHIKI KAISHA |
1 |
0 |
3 |
3 |
4 |
11 |
JDS UNIPHASE CORPORATION |
0 |
0 |
4 |
2 |
5 |
11 |
STANFORD UNIVERSITY, LELAND JUNIOR, THE BOARD OF TRUSTEES OF |
4 |
1 |
1 |
3 |
2 |
11 |
UNITED STATES OF AMERICA, AIR FORCE |
4 |
0 |
2 |
5 |
0 |
11 |
X-RITE, INCORPORATED |
2 |
3 |
2 |
2 |
2 |
11 |
ALCATEL |
2 |
1 |
3 |
2 |
2 |
10 |
ANRITSU CORPORATION |
1 |
1 |
1 |
5 |
2 |
10 |
FITEL U.S.A. CORP. |
0 |
0 |
4 |
2 |
4 |
10 |
JOHANNES HEIDENHAIN GMBH |
1 |
2 |
3 |
3 |
1 |
10 |
N & K TECHNOLOGY, INC. |
4 |
1 |
1 |
1 |
3 |
10 |
NATIONAL RESEARCH COUNCIL OF CANADA |
2 |
2 |
0 |
3 |
3 |
10 |
PRUFTECHNIK DIETER BUSCH AG |
3 |
0 |
4 |
2 |
1 |
10 |
TEXTRON SYSTEMS CORPORATION |
0 |
4 |
3 |
1 |
2 |
10 |
UNITED STATES OF AMERICA, ARMY |
2 |
1 |
1 |
4 |
2 |
10 |
AGENCY OF INDUSTRIAL SCIENCE & TECHNOLOGY |
2 |
1 |
1 |
2 |
3 |
9 |
ARCTURUS ENGINEERING, INC. |
1 |
2 |
1 |
2 |
3 |
9 |
CAMBRIDGE RESEARCH AND INSTRUMENTATION, INC. |
0 |
0 |
3 |
1 |
5 |
9 |
CANDELA INSTRUMENTS, INC. |
2 |
3 |
1 |
1 |
2 |
9 |
CYMER, INC. |
1 |
2 |
3 |
2 |
1 |
9 |
INFINEON TECHNOLOGIES AG |
0 |
0 |
0 |
3 |
6 |
9 |
INTEL CORPORATION |
0 |
1 |
2 |
3 |
3 |
9 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
0 |
0 |
1 |
5 |
3 |
9 |
LAM RESEARCH CORPORATION |
4 |
0 |
1 |
3 |
1 |
9 |
NOVARTIS AG (FORMERLY SANDOZ LTD.) |
0 |
2 |
1 |
2 |
4 |
9 |
SEAGATE TECHNOLOGY, LLC |
0 |
1 |
2 |
4 |
2 |
9 |
ACTIVE IMPULSE SYSTEMS, INC. |
5 |
2 |
1 |
0 |
0 |
8 |
ARC SECOND, INC. |
0 |
0 |
2 |
6 |
0 |
8 |
ASML NETHERLANDS B.V. |
4 |
0 |
2 |
1 |
1 |
8 |
CME TELEMETRIX INC. |
0 |
2 |
1 |
3 |
2 |
8 |
GENERAL SCANNING INC. |
3 |
3 |
2 |
0 |
0 |
8 |
KAISER OPTICAL SYSTEMS, INC. |
2 |
1 |
1 |
2 |
2 |
8 |
MOLECULAR DEVICES CORPORATION |
1 |
3 |
2 |
0 |
2 |
8 |
NIDEK CO., LTD. |
0 |
1 |
1 |
4 |
2 |
8 |
OMRON CORPORATION |
2 |
0 |
1 |
1 |
4 |
8 |
PACIFIC SCIENTIFIC INSTRUMENTS COMPANY |
5 |
0 |
2 |
0 |
1 |
8 |
RESEARCH FOUNDATION OF STATE UNIVERSITY OF NEW YORK |
2 |
1 |
0 |
1 |
4 |
8 |
SANDIA CORPORATION |
4 |
1 |
0 |
1 |
2 |
8 |
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) |
1 |
0 |
0 |
2 |
5 |
8 |
TIMBRE TECHNOLOGIES, INC. |
0 |
0 |
0 |
3 |
5 |
8 |
TOKYO ELECTRON LIMITED |
1 |
1 |
0 |
2 |
4 |
8 |
VEECO INSTRUMENTS INC. |
0 |
0 |
3 |
5 |
0 |
8 |
ZETETIC INSTITUTE |
1 |
0 |
2 |
3 |
2 |
8 |
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE - CNRS |
0 |
4 |
1 |
2 |
0 |
7 |
GEORGIA TECH RESEARCH CORP. |
2 |
1 |
0 |
2 |
2 |
7 |
HOYA CORPORATION |
1 |
1 |
0 |
3 |
2 |
7 |
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN |
0 |
1 |
2 |
2 |
2 |
7 |
JAPAN SCIENCE AND TECHNOLOGY CORPORATION |
1 |
0 |
0 |
5 |
1 |
7 |
LAMBDA PHYSIK AG |
0 |
0 |
0 |
6 |
1 |
7 |
LASER TECHNOLOGY, INC. |
3 |
1 |
2 |
0 |
1 |
7 |
POINT SOURCE TECHNOLOGIES, LLC |
0 |
0 |
0 |
4 |
3 |
7 |
SEIKO EPSON CORPORATION |
0 |
1 |
0 |
1 |
5 |
7 |
SICK AG |
3 |
0 |
0 |
1 |
3 |
7 |
SOUTHWEST SCIENCES, INCORPORATED |
0 |
1 |
2 |
4 |
0 |
7 |
UNITED MICROELECTRONICS CORPORATION |
3 |
1 |
1 |
2 |
0 |
7 |
UNIVERSITY OF TEXAS |
1 |
1 |
1 |
3 |
1 |
7 |
UT-BATTELLE, LLC |
0 |
1 |
1 |
1 |
4 |
7 |
ADE OPTICAL SYSTEMS CORPORATION |
2 |
2 |
0 |
2 |
0 |
6 |
AMERICAN AIR LIQUIDE, INC. |
2 |
1 |
3 |
0 |
0 |
6 |
CANESTA, INC. |
0 |
1 |
0 |
4 |
1 |
6 |
COMMISSARIAT A L'ENERGIE ATOMIQUE |
3 |
0 |
1 |
2 |
0 |
6 |
EXFO ELECTRO-OPTICAL ENGINEERING INC. |
0 |
1 |
1 |
1 |
3 |
6 |
FUJI ELECTRIC CO., LTD. |
3 |
1 |
1 |
1 |
0 |
6 |
HITACHI ELECTRONICS ENGINEERING CO., LTD. |
1 |
1 |
1 |
3 |
0 |
6 |
HUNTER ENGINEERING COMPANY |
0 |
2 |
1 |
2 |
1 |
6 |
KVH INDUSTRIES, INC. |
0 |
0 |
2 |
2 |
2 |
6 |
LEICA MICROSYSTEMS WETZLAR GMBH |
0 |
2 |
2 |
1 |
1 |
6 |
NCR CORPORATION |
1 |
1 |
3 |
1 |
0 |
6 |
OKI ELECTRIC INDUSTRY CO., LTD. |
1 |
0 |
1 |
3 |
1 |
6 |
ORBOTECH LTD. |
0 |
0 |
0 |
3 |
3 |
6 |
REICHERT, INC. |
0 |
0 |
0 |
0 |
6 |
6 |
RICOH COMPANY, LTD. |
1 |
1 |
1 |
2 |
1 |
6 |
ROSEMOUNT AEROSPACE, INC. |
0 |
1 |
0 |
5 |
0 |
6 |
SCHLUMBERGER TECHNOLOGY CORPORATION |
3 |
0 |
0 |
2 |
1 |
6 |
SYSMEX CORPORATION |
3 |
0 |
0 |
2 |
1 |
6 |
TEXAS A&M UNIVERSITY SYSTEM |
1 |
3 |
1 |
0 |
1 |
6 |
UNIVERSITY OF WASHINGTON |
1 |
0 |
3 |
1 |
1 |
6 |
VARIAN AUSTRALIA PTY. LTD. |
0 |
1 |
0 |
2 |
3 |
6 |
WATERS INVESTMENTS LIMITED |
1 |
1 |
2 |
1 |
1 |
6 |
WISCONSIN ALUMNI RESEARCH FOUNDATION |
2 |
1 |
0 |
0 |
3 |
6 |
ACUSHNET COMPANY |
0 |
1 |
0 |
2 |
2 |
5 |
ADE CORPORATION |
0 |
0 |
1 |
3 |
1 |
5 |
BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION, INC. |
0 |
0 |
1 |
1 |
3 |
5 |
BAE SYSTEMS PLC |
0 |
2 |
2 |
1 |
0 |
5 |
BAYER CORPORATION |
0 |
4 |
1 |
0 |
0 |
5 |
BECHTEL BWXT IDAHO, LLC |
1 |
1 |
2 |
0 |
1 |
5 |
BIO-RAD LABORATORIES, INC. |
5 |
0 |
0 |
0 |
0 |
5 |
CALIPER TECHNOLOGIES CORP. |
0 |
1 |
2 |
2 |
0 |
5 |
CARL ZEISS STIFTUNG |
0 |
0 |
3 |
1 |
1 |
5 |
COORS BREWING COMPANY |
4 |
0 |
1 |
0 |
0 |
5 |
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT |
2 |
1 |
1 |
1 |
0 |
5 |
E. I. DU PONT DE NEMOURS AND COMPANY |
1 |
2 |
0 |
1 |
1 |
5 |
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE |
1 |
1 |
0 |
0 |
3 |
5 |
GRETAG MACBETH LLC |
1 |
2 |
1 |
1 |
0 |
5 |
GRETAG-MACBETH AG |
1 |
0 |
0 |
2 |
2 |
5 |
HILTI AKTIENGESELLSCHAFT |
0 |
0 |
0 |
3 |
2 |
5 |
HINDS INSTRUMENTS, INC. |
0 |
1 |
2 |
0 |
2 |
5 |
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) |
0 |
2 |
2 |
0 |
1 |
5 |
INTERNATIONAL REMOTE IMAGING SYSTEMS, INC. |
0 |
1 |
2 |
1 |
1 |
5 |
ITT MANUFACTURING ENTERPRISES, INC. |
0 |
1 |
0 |
0 |
4 |
5 |
JDS UNIPHASE INC. |
0 |
0 |
2 |
2 |
1 |
5 |
KOMATSU LTD. |
1 |
2 |
0 |
2 |
0 |
5 |
LEICA MICROSYSTEMS INC. |
1 |
1 |
3 |
0 |
0 |
5 |
LEICA MICROSYSTEMS JENA GMBH |
0 |
0 |
1 |
3 |
1 |
5 |
LJL BIOSYSTEMS INC. |
0 |
2 |
3 |
0 |
0 |
5 |
NIPPON SANSO K.K. |
1 |
0 |
1 |
2 |
1 |
5 |
OWENS-BROCKWAY GLASS CONTAINER INC. |
4 |
1 |
0 |
0 |
0 |
5 |
PHONE-OR LTD |
1 |
1 |
1 |
1 |
1 |
5 |
ROBOTIC VISION SYSTEMS, INC. |
0 |
0 |
2 |
3 |
0 |
5 |
SCHMITT MEASUREMENT SYSTEMS, INC. |
2 |
0 |
0 |
1 |
2 |
5 |
SEMICONDUCTOR TECHNOLOGIES & INSTRUMENTS, INC. |
1 |
1 |
1 |
1 |
1 |
5 |
SNAP-ON TECHNOLOGIES, INC. |
0 |
0 |
0 |
3 |
2 |
5 |
SPECTRA PRECISION, INC. |
3 |
1 |
1 |
0 |
0 |
5 |
U.S. PHILIPS CORPORATION |
4 |
1 |
0 |
0 |
0 |
5 |
WYATT TECHNOLOGY CORPORATION |
1 |
0 |
3 |
0 |
1 |
5 |