Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2011, with 21,999 patents from 11,174 inventors. Leading employers of inventors based in Tokyo, JP include Sony, Brother Kogyo, Canon.

Showing 11,151–11,174 of 11,174 inventors

Rank Inventor Primary Company Patents
#4279 Yoshinori Yamada Sony 1
#4279 Takaaki Shirai Brother Kogyo 1
#4279 Tomohiro Nishi Sony 1
#4279 Mitsuo Shiraishi Canon 1
#4279 Tetsuya Taki Osram Opto Semiconductors Gmbh 1
#4279 Katsuhiko Sugiyama Oji Nepia Co. 1
#4279 Masaki Kumagai Sumitomo Light Metal Industries 1
#4279 Masanao Fujiwara Microsoft 1
#4279 Toshihiko Yamada Toyotomi Kogyo Co. 1
#4279 Shinji Shirai Fuji Electric Co. 1
#4279 Junichi Okada Sumitomo Heavy Industries 1
#4279 Hiroshi Takemoto Ricoh Company 1
#4279 Takeo Koito Japan Display 1
#4279 Takashi Kataoka Nippon Steel 1
#4279 Shinichi Isobe Fanuc 1
#4279 Kenichiro Abe Fanuc 1
#4279 Takeshi Yamada Sumitomo Chemical 1
#4279 Masahiro Sugihara Mitsubishi Electric 1
#4279 Takeshi Matsuda Smk 1
#4279 Gen Koide Japan Display 1
#4279 Shinya Kojima Panasonic 1
#4279 Makoto Yamashita Kabushiki Kaisha Toshiba 1
#4279 Kazutoshi Ishikawa Nidec Sankyo 1
#4279 Yasuyuki Asai Canon 1