Showing 1–50 of 11,124 companies

Rank Company Patents
1 Fujitsu Limited 1,190
2 Hitachi 1,117
3 Unknown 1,021
#4 Canon 1,003
#5 Kabushiki Kaisha Toshiba 977
#6 Mitsubishi Electric 863
#7 GE 843
#8 U.S. Philips 766
#9 Siemens Aktiengesellschaft 664
#10 IBM 657
#11 ExxonMobil 605
#12 Eastman Kodak 594
#13 Sumitomo Electric Industries 551
#14 Nec 506
#15 Bayer Healthcare 478
#16 Westinghouse Electric 453
#17 E.I. Du Pont De Nemours And 440
#18 The Dow Chemical 436
#19 General Motors 421
#20 Motorola 414
#21 Basf Se 404
#22 Sharp Kabushiki Kaisha 403
#23 Texas Instruments 401
#24 3M 389
#25 Shell Oil Compny 376
#26 Honda Motor Co. 367
#27 Ciba-Geigy 356
#28 Sony 354
#29 Minolta 353
#30 Toyota 347
#31 RTX (Raytheon) 333
#32 Hughes Aircraft 299
#33 Ricoh Company 287
#34 Xerox 284
#35 Nissan Motor Co. 283
#36 US Air Force 279
#37 Alliedsignal 264
#38 Hoechst Gmbh 254
#39 Ford 249
#40 Honeywell 248
#41 Merck 246
#43 Amp 245
#44 American Telephone And Telegraph Company, At&T Bell Laboratories 222
#45 Chevron 216
#46 The Boeing 215
#47 Robert Bosch Gmbh 203
#48 Olympus Optical Co. 201
#49 Amoco 198
#50 US Dept of Energy 192
#51 US Army 192