Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ayase, JP ranks #3,118 worldwide for total patents filed in 2021, with 39 patents from 26 inventors. Leading employers of inventors based in Ayase, JP include Jtekt, Shimadzu, Toshiba Medical Systems.

Showing 1–26 of 26 inventors

Rank Inventor Primary Company Patents
1 Naoki Shoji Jtekt 4
1 Akihiro Ishikawa Shimadzu 4
3 Masaru Ogasawara Toshiba Medical Systems 3
3 Satoru Nakajima Canon 3
#5 Maho Takita Sumitomo Electric Industries 2
#5 Tomoki Ogura Seiko Instruments 2
#5 Yoshihiro UEOKA Idemitsu Kosan Co. 2
#8 Keisuke ARAKI Sagami Chemical Research Institute 1
#8 Susumu Amano Kaneka 1
#8 Keitaro Matsumaru Tosoh 1
#8 Motohiro Soutome Smc 1
#8 Masami MESUDA Tosoh 1
#8 Yumi Hayashi Kabushiki Kaisha Toshiba 1
#8 Norihisa OHTAKE Tosoh 1
#8 Ryo NAKAGAME Sagami Chemical Research Institute 1
#8 Fumiaki Yoshitomi Sagami Chemical Research Institute 1
#8 Taishi Furukawa Tosoh 1
#8 Kingo Miyasaka Oiles Industry Co. 1
#8 Naoyuki KOISO Sagami Chemical Research Institute 1
#8 Hiroya Honda Sagami Chemical Research Institute 1
#8 Kenichi Nagao Tsubakimoto Chain 1
#8 Takehiko Suyama Kyocera 1
#8 Martin Franke Siemens Aktiengesellschaft 1
#8 Tohru Matsumoto Ricoh Company 1
#8 Kiyotaka Shirakubo Hitachi Automotive Systems Steering 1
#8 Tsutomu Matsunaga Bridgestone Tire Company Limited 1