~Individually Owned Patent |
70 |
75 |
75 |
32 |
59 |
311 |
NIKON CORPORATION |
29 |
25 |
19 |
12 |
12 |
97 |
CANON KABUSHIKI KAISHA |
33 |
20 |
18 |
10 |
12 |
93 |
KABUSHIKI KAISHA TOPCON |
13 |
16 |
23 |
8 |
12 |
72 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
17 |
20 |
13 |
7 |
8 |
65 |
LITTON SYSTEMS INC. |
13 |
13 |
9 |
6 |
4 |
45 |
HITACHI, LTD |
6 |
7 |
13 |
5 |
11 |
42 |
LUCENT TECHNOLOGIES INC. |
8 |
8 |
14 |
8 |
3 |
41 |
NEC CORPORATION |
9 |
5 |
10 |
7 |
8 |
39 |
ZYGO CORPORATION |
10 |
4 |
6 |
15 |
4 |
39 |
UNITED STATES OF AMERICA, NAVY |
17 |
4 |
11 |
2 |
4 |
38 |
UNIVERSITY OF CALIFORNIA, THE REGENTS OF |
3 |
7 |
8 |
10 |
10 |
38 |
HONEYWELL INC. |
9 |
13 |
9 |
6 |
0 |
37 |
MINOLTA CAMERA CO., LTD. |
3 |
7 |
6 |
11 |
9 |
36 |
ANDO ELECTRIC CO., LTD. |
8 |
7 |
7 |
1 |
10 |
33 |
HEWLETT-PACKARD COMPANY |
11 |
8 |
11 |
2 |
1 |
33 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
12 |
4 |
6 |
3 |
8 |
33 |
ASAHI KOGAKU KOGYO KABUSHIKI KAISHA |
4 |
4 |
3 |
6 |
15 |
32 |
MICRON TECHNOLOGY, INC. |
4 |
3 |
3 |
12 |
10 |
32 |
OLYMPUS OPTICAL CO., LTD. |
8 |
6 |
7 |
1 |
8 |
30 |
ROBERT BOSCH GMBH |
5 |
4 |
9 |
6 |
6 |
30 |
GENERAL ELECTRIC COMPANY |
9 |
7 |
9 |
0 |
3 |
28 |
LJ LABORATORIES, L.L.C. |
1 |
4 |
3 |
12 |
8 |
28 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
6 |
7 |
9 |
1 |
5 |
28 |
EASTMAN KODAK COMPANY |
4 |
3 |
11 |
6 |
3 |
27 |
KLA-TENCOR CORPORATION |
3 |
6 |
4 |
8 |
3 |
24 |
ADVANCED MICRO DEVICES, INC. |
2 |
1 |
10 |
3 |
7 |
23 |
MASSACHUSETTS INSTITUTE OF TECHNOLOGY |
3 |
6 |
6 |
2 |
6 |
23 |
APPLIED MATERIALS, INC. |
3 |
3 |
4 |
2 |
10 |
22 |
J. A. WOOLLAM CO. INC. |
3 |
8 |
6 |
1 |
4 |
22 |
RAYTHEON COMPANY |
5 |
5 |
4 |
1 |
7 |
22 |
FUJI PHOTO OPTICAL CO. LTD. |
4 |
2 |
0 |
9 |
6 |
21 |
TRW INC. |
3 |
2 |
7 |
4 |
5 |
21 |
NORTHROP GRUMMAN CORPORATION |
4 |
3 |
5 |
1 |
7 |
20 |
SIEMENS AKTIENGESELLSCHAFT |
3 |
4 |
7 |
2 |
4 |
20 |
SONY CORPORATION |
5 |
5 |
3 |
3 |
4 |
20 |
BROWN UNIVERSITY RESEARCH FOUNDATION |
4 |
4 |
2 |
7 |
2 |
19 |
FUJI PHOTO FILM CO., LTD |
3 |
9 |
0 |
3 |
4 |
19 |
SHIMADZU CORPORATION |
4 |
5 |
3 |
2 |
5 |
19 |
CARL ZEISS JENA GMBH |
6 |
3 |
4 |
2 |
3 |
18 |
THERMA-WAVE, INC. |
1 |
4 |
1 |
7 |
5 |
18 |
CORNING INCORPORATED |
2 |
2 |
1 |
2 |
10 |
17 |
SANDIA CORPORATION |
4 |
8 |
4 |
1 |
0 |
17 |
XEROX CORPORATION |
4 |
0 |
4 |
3 |
6 |
17 |
ADVANTEST CORP. |
4 |
3 |
1 |
2 |
6 |
16 |
SAMSUNG ELECTRONICS CO., LTD. |
5 |
2 |
6 |
1 |
2 |
16 |
TOSHIBA CORPORATION |
3 |
4 |
6 |
1 |
2 |
16 |
AGILENT TECHNOLOGIES, INC. |
0 |
0 |
1 |
3 |
11 |
15 |
U.S. PHILIPS CORPORATION |
2 |
8 |
4 |
1 |
0 |
15 |
FUJITSU LIMITED |
2 |
4 |
6 |
2 |
0 |
14 |
LOCKHEED MARTIN CORPORATION |
3 |
4 |
3 |
2 |
2 |
14 |
UNITED STATES OF AMERICA, AIR FORCE |
5 |
3 |
4 |
0 |
2 |
14 |
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION |
2 |
6 |
4 |
2 |
0 |
14 |
LASER TECHNOLOGY, INC. |
2 |
5 |
3 |
1 |
2 |
13 |
MITUTOYO CORPORATION |
2 |
4 |
3 |
1 |
3 |
13 |
PHASE METRICS, INC. |
8 |
2 |
1 |
2 |
0 |
13 |
UNITED STATES OF AMERICA, ARMY |
6 |
3 |
2 |
1 |
1 |
13 |
AMERICAN AIR LIQUIDE, INC. |
3 |
3 |
2 |
1 |
3 |
12 |
CALIFORNIA INSTITUTE OF TECHNOLOGY, INC. |
0 |
2 |
2 |
3 |
5 |
12 |
KYOTO DAIICHI KAGAKU CO., LTD. |
6 |
2 |
2 |
1 |
1 |
12 |
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD. |
1 |
3 |
4 |
3 |
1 |
12 |
TEXAS INSTRUMENTS, INCORPORATED |
1 |
4 |
6 |
1 |
0 |
12 |
BAYER CORPORATION |
4 |
2 |
0 |
4 |
1 |
11 |
FRAUNHOFER-GESELLSCHAFT ZUR FORDERUNG DER ANGEWANTEN FORSCHUNG E.V. |
1 |
1 |
5 |
1 |
3 |
11 |
GENERAL SCANNING INC. |
3 |
0 |
3 |
3 |
2 |
11 |
HITACHI ELECTRONICS ENGINEERING CO., LTD. |
3 |
5 |
1 |
1 |
1 |
11 |
HONEYWELL INTERNATIONAL INC. |
0 |
0 |
2 |
2 |
7 |
11 |
HORIBA LTD. |
4 |
1 |
1 |
3 |
2 |
11 |
TEXTRON SYSTEMS CORPORATION |
3 |
1 |
0 |
4 |
3 |
11 |
TROPEL CORPORATION |
4 |
5 |
1 |
0 |
1 |
11 |
HAMAMATSU PHOTONICS KABUSHIKI KAISHA |
5 |
1 |
1 |
0 |
3 |
10 |
STANFORD UNIVERSITY, LELAND JUNIOR, THE BOARD OF TRUSTEES OF |
2 |
2 |
4 |
1 |
1 |
10 |
ACTIVE IMPULSE SYSTEMS, INC. |
1 |
0 |
5 |
2 |
1 |
9 |
BOEING COMPANY |
1 |
0 |
2 |
0 |
6 |
9 |
COMMISSARIAT A L'ENERGIE ATOMIQUE |
3 |
2 |
3 |
0 |
1 |
9 |
CYBEROPTICS CORPORATION |
0 |
0 |
3 |
3 |
3 |
9 |
MCDONNELL DOUGLAS CORP. |
3 |
3 |
0 |
2 |
1 |
9 |
NATIONAL RESEARCH COUNCIL OF CANADA |
1 |
4 |
2 |
2 |
0 |
9 |
SPECTRA PRECISION, INC. |
2 |
2 |
3 |
1 |
1 |
9 |
TOA MEDICAL ELECTRONICS CO., LTD. |
9 |
0 |
0 |
0 |
0 |
9 |
APPLIED SPECTRAL IMAGING LTD. |
2 |
3 |
2 |
1 |
0 |
8 |
BIO-RAD LABORATORIES, INC. |
2 |
1 |
5 |
0 |
0 |
8 |
CYMER, INC. |
1 |
1 |
1 |
2 |
3 |
8 |
FUJI ELECTRIC CO., LTD. |
1 |
2 |
3 |
1 |
1 |
8 |
JOHANNES HEIDENHAIN GMBH |
1 |
1 |
1 |
2 |
3 |
8 |
JOHNSON & JOHNSON VISION PRODUCTS, INC. |
6 |
1 |
1 |
0 |
0 |
8 |
KAISER OPTICAL SYSTEMS, INC. |
0 |
4 |
2 |
1 |
1 |
8 |
KOMATSU LTD. |
3 |
2 |
1 |
2 |
0 |
8 |
LEICA GEOSYSTEMS AG |
1 |
1 |
2 |
2 |
2 |
8 |
LOCKHEED MARTIN ENERGY RESEARCH CORPORATION |
0 |
4 |
2 |
1 |
1 |
8 |
N & K TECHNOLOGY, INC. |
0 |
2 |
4 |
1 |
1 |
8 |
NOVA MEASURING INSTRUMENTS, LTD. |
1 |
0 |
2 |
2 |
3 |
8 |
PACIFIC SCIENTIFIC INSTRUMENTS COMPANY |
0 |
1 |
5 |
0 |
2 |
8 |
SECRETARY OF STATE FOR DEFENCE IN HER BRITANNIC MAJESTY'S GOVERNMENT OF THE UNITED KINGDOM |
3 |
3 |
1 |
0 |
1 |
8 |
TRIMBLE NAVIGATION, LTD. |
1 |
0 |
3 |
1 |
3 |
8 |
UNIVERSITY OF WASHINGTON |
3 |
1 |
1 |
0 |
3 |
8 |
X-RITE, INCORPORATED |
0 |
1 |
2 |
3 |
2 |
8 |
ASML NETHERLANDS B.V. |
1 |
0 |
4 |
0 |
2 |
7 |
BODENSEEWERK PERKIN-ELMER + CO. GMBH |
2 |
2 |
0 |
3 |
0 |
7 |
INNOVATIVE LASERS CORPORATION |
1 |
3 |
2 |
1 |
0 |
7 |
KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY |
0 |
1 |
1 |
0 |
5 |
7 |
LAM RESEARCH CORPORATION |
1 |
1 |
4 |
0 |
1 |
7 |
MOLECULAR DEVICES CORPORATION |
0 |
1 |
1 |
3 |
2 |
7 |
MOTOROLA, INC. |
2 |
4 |
1 |
0 |
0 |
7 |
OMRON CORPORATION |
4 |
0 |
2 |
0 |
1 |
7 |
OWENS-BROCKWAY GLASS CONTAINER INC. |
0 |
2 |
4 |
1 |
0 |
7 |
PRUFTECHNIK DIETER BUSCH AG |
0 |
0 |
3 |
0 |
4 |
7 |
RICOH COMPANY, LTD. |
4 |
0 |
1 |
1 |
1 |
7 |
SYMYX TECHNOLOGIES, INC. |
0 |
0 |
3 |
1 |
3 |
7 |
UNITED MICROELECTRONICS CORPORATION |
2 |
0 |
3 |
1 |
1 |
7 |
ACUITY IMAGING, LLC |
1 |
1 |
2 |
2 |
0 |
6 |
AGENCY OF INDUSTRIAL SCIENCE & TECHNOLOGY |
0 |
2 |
2 |
1 |
1 |
6 |
ALCATEL |
0 |
0 |
2 |
1 |
3 |
6 |
BASF AKTIENGESELLSCHAFT |
1 |
4 |
0 |
1 |
0 |
6 |
BECTON, DICKINSON AND COMPANY |
2 |
2 |
1 |
0 |
1 |
6 |
CANDELA INSTRUMENTS, INC. |
0 |
0 |
2 |
3 |
1 |
6 |
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIC (CNRS) |
1 |
0 |
0 |
4 |
1 |
6 |
COGNEX CORPORATION |
1 |
3 |
1 |
1 |
0 |
6 |
COORS BREWING COMPANY |
1 |
0 |
4 |
0 |
1 |
6 |
DEUTSCHE FORSCHUNGSANSTALT FUR LUFT- UND RAUMFAHRT E.V. |
2 |
4 |
0 |
0 |
0 |
6 |
INTEL CORPORATION |
2 |
1 |
0 |
1 |
2 |
6 |
LEICA MICROSYSTEMS INC. |
0 |
1 |
1 |
1 |
3 |
6 |
LUCID, INC. (FORMERLY PORTABLE COMPUTER) |
1 |
3 |
2 |
0 |
0 |
6 |
NCR CORPORATION |
0 |
1 |
1 |
1 |
3 |
6 |
NIDEK CO., LTD. |
2 |
2 |
0 |
1 |
1 |
6 |
NIPPON TELEGRAPH & TELEPHONE CORP. |
4 |
0 |
1 |
0 |
1 |
6 |
NORTEL NETWORKS CORPORATION |
0 |
1 |
0 |
2 |
3 |
6 |
PARTICLE MEASURING SYSTEMS, INC. |
2 |
2 |
0 |
2 |
0 |
6 |
SEXTANT AVIONIQUE |
1 |
3 |
2 |
0 |
0 |
6 |
SICK AG |
0 |
3 |
3 |
0 |
0 |
6 |
TEXAS A&M UNIVERSITY SYSTEM |
0 |
1 |
1 |
3 |
1 |
6 |
WATERS INVESTMENTS LIMITED |
0 |
2 |
1 |
1 |
2 |
6 |
ADE OPTICAL SYSTEMS CORPORATION |
1 |
0 |
2 |
2 |
0 |
5 |
ANRITSU CORPORATION |
0 |
2 |
1 |
1 |
1 |
5 |
ARCTURUS ENGINEERING, INC. |
0 |
1 |
1 |
2 |
1 |
5 |
BOEHRINGER MANNHEIM G.M.B.H. |
2 |
0 |
2 |
1 |
0 |
5 |
BYK-GARDNER GMBH |
3 |
1 |
0 |
0 |
1 |
5 |
DENSO CORPORATION |
0 |
1 |
0 |
2 |
2 |
5 |
E. I. DU PONT DE NEMOURS AND COMPANY |
2 |
0 |
1 |
2 |
0 |
5 |
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE |
3 |
0 |
1 |
1 |
0 |
5 |
HARTFORD HOSPITAL |
1 |
3 |
1 |
0 |
0 |
5 |
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) |
1 |
0 |
0 |
2 |
2 |
5 |
HYUNDAI ELECTRONICS INDUSTRIES CO., LTD. |
1 |
1 |
2 |
0 |
1 |
5 |
LEICA MICROSYSTEMS WETZLAR GMBH |
0 |
1 |
0 |
2 |
2 |
5 |
LJL BIOSYSTEMS INC. |
0 |
0 |
0 |
2 |
3 |
5 |
MICRON OPTICS, INC. |
1 |
1 |
1 |
1 |
1 |
5 |
MITSUI MINING + SMELTING CO., LTD. |
2 |
1 |
1 |
1 |
0 |
5 |
NEW CREATION CO., LTD. |
4 |
0 |
0 |
1 |
0 |
5 |
PFIZER INC. |
0 |
3 |
1 |
0 |
1 |
5 |
POLAROID CORPORATION |
5 |
0 |
0 |
0 |
0 |
5 |
RESEARCH FOUNDATION OF STATE UNIVERSITY OF NEW YORK |
1 |
1 |
2 |
1 |
0 |
5 |
ROBOTIC VISION SYSTEMS, INC. |
3 |
0 |
0 |
0 |
2 |
5 |
SAMSUNG AEROSPACE INDUSTRIES, LTD. |
4 |
0 |
0 |
0 |
1 |
5 |
SCHLUMBERGER TECHNOLOGY CORPORATION |
1 |
1 |
3 |
0 |
0 |
5 |
SEIKO PRECISION INC. |
3 |
0 |
1 |
1 |
0 |
5 |
SEMICONDUCTOR TECHNOLOGIES & INSTRUMENTS, INC. |
1 |
1 |
1 |
1 |
1 |
5 |
SOUTHWEST SCIENCES, INCORPORATED |
0 |
2 |
0 |
1 |
2 |
5 |
SVG LITHOGRAPHY SYSTEMS, INC. |
1 |
3 |
0 |
0 |
1 |
5 |
TELEFONAKTIEBOLAGET LM ERICSSON |
2 |
2 |
1 |
0 |
0 |
5 |
TOKYO ELECTRON LIMITED |
2 |
1 |
1 |
1 |
0 |
5 |
ULTRAPOINTE CORPORATION |
2 |
2 |
0 |
1 |
0 |
5 |
UNITED STATES OF AMERICA, DEPARTMENT OF COMMERCE |
2 |
2 |
1 |
0 |
0 |
5 |
UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY |
2 |
1 |
0 |
1 |
1 |
5 |
ZELLWEGER LUWA AG |
0 |
1 |
2 |
2 |
0 |
5 |
ZELLWEGER USTER, INC. |
0 |
1 |
3 |
1 |
0 |
5 |