Table 6-3
Top patenting corporations: 1977–96 and 2001
 
Company Patents
1977–96  
General Electric Corp. 16,206
International Business Machines Corp. 15,205
Hitachi Ltd. 14,500
Canon Kabushiki Kaisha 13,797
Toshiba Corp. 13,413
Mitsubishi Denki Kabushiki Kaisha 10,192
U.S. Philips Corp. 9,943
Eastman Kodak Co. 9,729
AT&T Corp. 9,380
Motorola, Inc. 9,143
2001  
International Business Machines Corp. 3,411
NEC Corp. 1,953
Canon Kabushiki Kaisha 1,877
Micron Technology, Inc. 1,643
Samsung Electronics Co., Ltd. 1,450
Matsushita Electric Industrial Co., Ltd. 1,440
Sony Corp. 1,409
Hitachi Ltd. 1,271
Mitsubishi Denki Kabushiki Kaisha 1,184
Fujitsu Ltd. 1,166
 
SOURCE: U.S. Patent and Trademark Office, Information Products Division, Technology Assessment and Forecast Branch, special tabulations, November 2002.
 
Science & Engineering Indicators — 2004
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