Biggest patent portfolios by company

by company

  • INTERNATIONAL BUSINESS MACHINES CORPORATION 13,899
  • CANON KABUSHIKI KAISHA 9,693
  • NEC CORPORATION 6,843
  • SAMSUNG ELECTRONICS CO., LTD. 6,726
  • KABUSHIKI KAISHA TOSHIBA 6,682
  • SONY CORPORATION 6,195
  • HITACHI, LTD. 5,935
  • FUJITSU LIMITED 5,841
  • MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 5,735
  • MITSUBISHI DENKI KABUSHIKI KAISHA 5,253

Total value of all patents in each class

by company

  • 4,228,624
  • G06F 123,991
  • H01L 87,558
  • A61K 62,718
  • A61B 32,932
  • G01N 29,167
  • G02B 28,803
  • H04N 28,475
  • G11B 28,098
  • B32B 26,089

Biggest patent portfolios by inventor

by inventor

  • Silverbrook Kia 1,860
  • Yamazaki Shunpei 1,585
  • Satake Toshihiko 905
  • Yamamoto Hiroshi 766
  • WATANABE HIROSHI 753
  • Weder Donald E. 657
  • Forbes Leonard 618
  • Tanaka Hiroshi 585
  • Suzuki Takashi 575
  • Takahashi Hiroshi 570

Biggest patent portfolios by country

by company

  • afadf 250,000 $
  • afadf 250,000 $
  • afadf 250,000 $
  • afadf 250,000 $
  • afadf 250,000 $
  • afadf 250,000 $
  • afadf 250,000 $
  • afadf 250,000 $
  • afadf 250,000 $
  • afadf 250,000 $

Total value of all patents:

14,000,012,024,280 $

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