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USPTO Patent Rankings Data through Dec 31, 2025
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Ayase, JP All Time

1,574 patents  ·  339 inventors

Ranked #2,044 of 112,640 cities Top 2%

Ayase, JP ranks #2,044 worldwide for total patents filed all time, with 1,574 patents from 339 inventors. Leading employers of inventors based in Ayase, JP include Shimadzu, Toshiba, Ricoh Company.

Showing 1–50 of 339 inventors

Rank Inventor Primary Company Patents
1 Akihiro Ishikawa Shimadzu 47
2 Yasoji Suzuki Toshiba 43
3 Tohru Matsumoto Ricoh Company 41
#4 Takeo Yoshioka Mercian 40
#5 Tatsumi Tsuchiya HGST 39
#6 Satoru Nakajima Canon 38
#7 Osamu Matsunaga Sony 35
#8 Naoki Shoji Jtekt 29
#8 Kenji Hirai Sagami Chemical Research Center 29
#10 Yumi Hayashi Kabushiki Kaisha Toshiba 25
#11 Hideto Kuramochi Tosoh 23
#12 Tetsuya Izumi Jatco 22
#13 Michihiko Yanagisawa Speedfam Co. 21
#13 Kohki Takatoh Kabushiki Kaisha Toshiba 21
#15 Makoto Kawarama Canon 19
#16 Isao Tanikawa Toyo Seikan Co. 17
#17 Norio Yanagishita Ikeda Bussan Co. 15
#17 Teruhiko Ide Tosoh 15
#19 Teruo Segawa Nissan Motor Co. 14
#19 Masami MESUDA Tosoh 14
#21 Masahiko Miyoshi Tokyo Kikai Seisakusho 13
#21 Yutaka Takizawa Fujitsu Limited 13
#21 Naomichi Sakai International Superconductivity Technology Center 13
#24 Moriyuki Eguchi Ikeda Bussan Co. 12
#24 Takeo Akiyama Konica 12
#24 Shigeru Michiwaki Meiko Electronics Co. 12
#24 Yuusuke Inoue Tgk Co. 12
#24 Tohru Nishiyama Panasonic 12
#24 Makoto Muto Daiichi Pharmaceutical Co. 12
#30 Ryoichi Shimizu Meiko Electronics Co. 11
#30 Tsutomu Sawa Sanraku Incorporated 11
#30 Taishi Furukawa Tosoh 11
#30 Yoshio Imamura Meiko Electronics Co. 11
#30 Kishiro Abe Topy Kogyo Kabushiki Kaisha 11
#30 Hisatane Komori Canon 11
#36 Takao Kawahara Yokowo Co. 10
#36 Tadashi Watai Oiles 10
#36 Sakae Itakura Hitachi 10
#36 Naotaka Kato IBM 10
#36 Kenichi Nagao Tsubakimoto Chain 10
#41 Yoshiyuki Sugiyama Sumitomo Electric Industries 9
#41 Toshiyuki Nagai Nippon Unicar Company Limited 9
#41 Tatsuya Kikuchi Mitsubishi Engineering-Plastics 9
#41 Takahisa Takubo Capsugel Belgium Nv 9
#45 Motohiro Soutome Smc 8
#45 Kiyotaka Shirakubo Hitachi Automotive Systems Steering 8
#45 Norio Harao Toshiba 8
#45 Hisayoshi Mizuno Ikeda Bussan Co. 8
#45 Masaru Ogasawara Toshiba Medical Systems 8
#45 Shunji Shirouzu Kabushiki Kaisha Toshiba 8

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