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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting In Technology Classes,
Breakout By Organization

Count of 1998 - 2002 Utility Patent Grants,
By Calendar Year of Grant
With Patent Counts Based on Primary Patent Classification

- Explanation of Data -

Rank Ordered Listing of Organizations Receiving 5 or More Utility Patents During the Period
Having Primary Classification In

Class 244, Aeronautics

( technology class is determined by the primary classification assigned to the patent- see 'Explanation of Data' )
( patent ownership is determined by the first-named assignee listed on a patent )

The following table displays first-named assignees and counts of their associated patents, as distributed by the year of patent grant
First-Named Assignee 1998 1999 2000 2001 2002 Total
~Individually Owned Patent 86 86 99 91 99 461
BOEING COMPANY 36 30 29 30 38 163
HUGHES ELECTRONICS CORP. 17 10 33 16 11 87
LOCKHEED MARTIN CORPORATION 14 7 16 19 25 81
MCDONNELL DOUGLAS CORP. 11 32 19 2 0 64
NORTHROP GRUMMAN CORPORATION 8 15 13 7 7 50
EUROCOPTER FRANCE S.A. 9 6 15 10 3 43
SOCIETE NATIONALE INDUSTRIELLE AEROSPATIALE 14 9 7 11 2 43
SPACE SYSTEMS/LORAL, INC. 3 6 9 9 10 37
RAYTHEON COMPANY 7 7 7 6 8 35
TRW INC. 2 9 9 10 3 33
UNITED STATES OF AMERICA, NAVY 3 7 2 4 13 29
DAIMLER-BENZ AEROSPACE AIRBUS GMBH 14 12 1 0 0 27
SIKORSKY AIRCRAFT CORPORATION 7 3 7 5 5 27
UNITED STATES OF AMERICA, ARMY 9 2 3 4 9 27
DAIMLER CHRYSLER AEROSPACE AIRBUS GMBH 0 5 6 7 4 22
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION 6 5 2 4 3 20
B. F. GOODRICH CO. 7 2 1 5 3 18
UNITED STATES OF AMERICA, AIR FORCE 1 0 3 7 4 15
BELL HELICOPTER TEXTRON, INC. 0 1 0 8 4 13
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT 0 0 4 6 3 13
HONEYWELL INTERNATIONAL INC. 0 0 0 4 9 13
SOCIETE NATIONALE D'ETUDE ET DE CONSTRUCTION DE MOTEURS D'AVIATION "S.N.E.C.M.A." 2 4 5 2 0 13
GENERAL ELECTRIC COMPANY 3 4 2 3 0 12
MCDONNELL DOUGLAS HELICOPTER CO. 6 3 2 1 0 12
BRITISH AEROSPACE 4 1 6 0 0 11
CENTRE NATIONALE D'ETUDES SPATIALES (C.N.E.S.) 4 1 1 2 3 11
EUROCOPTER DEUTSCHLAND GMBH 0 0 1 4 6 11
HUGHES ELECTRONIC DEVICES CORPORATION 10 0 0 0 0 10
MOTOROLA, INC. 3 4 2 0 1 10
SOCIETE HISPANO-SUIZA AEROSTRUCTURES 4 2 3 1 0 10
AIRBUS DEUTSCHLAND GMBH 0 0 0 0 9 9
CARTERCOPTERS, L.L.C. 2 3 1 0 3 9
UNITED TECHNOLOGIES CORPORATION 1 2 2 2 2 9
BAE SYSTEMS PLC 0 0 0 4 4 8
DEUTSCHES ZENTRUM FUR LUFT- UND RAUMFAHRT E.V. 0 0 5 1 2 8
ROHR, INC. 1 2 0 2 3 8
BODENSEEWERK GERAETETECHNIK, GMBH 1 1 2 3 0 7
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 0 0 2 1 4 7
HONEYWELL INC. 3 2 2 0 0 7
KISTLER AEROSPACE CORPORATION 0 1 5 1 0 7
ADVANCED TECHNOLOGY INSTITUTE OF COMMUTER-HELICOPTER, LTD. 1 0 1 1 3 6
ALCATEL 0 0 1 2 3 6
ALLIED-SIGNAL INC. 0 1 3 2 0 6
FINMECCANICA S.P.A. 0 0 6 0 0 6
FUJI JUKOGYO KABUSHIKI KAISHA 0 1 1 2 2 6
LFK-LENKFLUGKORPERSYSTEME GMBH 0 2 0 0 4 6
MATRA MARCONI SPACE FRANCE S.A. 2 1 1 1 1 6
MOBILE COMMUNICATIONS HOLDINGS, INC. 1 2 1 1 1 6
ROLLS-ROYCE PLC 1 1 1 1 2 6
AEROSPATIALE AIRBUS 0 0 0 2 3 5
BOEING NORTH AMERICAN INC. 2 2 1 0 0 5
CONTINUUM DYNAMICS, INC. 1 0 1 1 2 5
GKN WESTLAND HELICOPTERS LIMITED 1 1 0 1 2 5
HEXCEL CORPORATION 2 1 1 1 0 5
HITACHI, LTD 0 0 0 2 3 5
LORD CORPORATION 1 1 2 0 1 5
SOCIETE DE CONSTRUCTION DES AVIONS HUREL-DUBOIS 3 2 0 0 0 5
STATE OF ISRAEL, MINISTRY OF DEFENSE, RAFAEL-ARMAMENT DEVELOPMENT AUTHORITY 0 2 0 3 0 5
SUNDSTRAND CORPORATION 2 3 0 0 0 5
VISIDYNE INC. 2 3 0 0 0 5


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