181,318
Patents 2004
270,089
Inventors
18,403
Companies

Top Inventors 2004

RankNamePatentsCompany
1 Shunpei Yamazaki 166 Semiconductor Energy Laboratory
2 Kia Silverbrook 159 Silverbrook Research Pty
3 Leonard Forbes 92 Micron
#4 Gurtej S. Sandhu 75 Micron
#5 Jun Koyama 73 Semiconductor Energy Laboratory
#6 Warren M. Farnworth 68 Micron
#7 Kie Y. Ahn 67 Micron
#8 Luca Ricci 65 De Coro Limited
#9 Patrick B. Usoro 61 General Motors
#10 Jerry Wu 56 Hon Hai Precision Ind. Co.

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Top Companies 2004

RankCompanyPatents
1 IBM 3,283
2 Fujitsu Limited 2,377
3 Sumitomo Electric Industries 2,318
#4 Samsung 1,937
#5 Canon 1,882
#6 HP 1,805
#7 Micron 1,794
#8 Intel 1,753
#9 Sony 1,726
#10 Unknown 1,623

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Top Cities 2004

RankCityPatents
1 Tokyo, JP 15,902
#6 Yokohama, JP 10,368
#11 San Jose, CA 5,004
#12 Osaka, JP 4,249
#14 Kawasaki, JP 3,306
#17 Austin, TX 3,144
#18 San Diego, CA 2,729
#19 Taipei, TW 2,637
#26 Seoul, KR 2,496
#27 Houston, TX 2,139

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