Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Matsusaka, JP ranks #3,357 worldwide for total patents filed all time, with 892 patents from 180 inventors. Leading employers of inventors based in Matsusaka, JP include Sharp Kabushiki Kaisha, Central Glass Company, Limited, Unicharm.

Showing 1–50 of 180 inventors

Rank Inventor Primary Company Patents
1 Toshihide Tsubata Sharp Kabushiki Kaisha 131
2 Soichi Kumon Central Glass Company, Limited 26
2 Yuhko Hisada Sharp Kabushiki Kaisha 26
#4 Kazuaki Onishi Unicharm 24
#5 Makoto Nishio Nec 23
#6 Satoshi Nishiyama NTT 21
#6 Masatoshi Hashimoto Toyo Boseki Kabushiki Kaisha 21
#8 Katsuhiko Kitagawa Sanyo Electric Co. 20
#9 Takahiro Asada Kao 19
#10 Katsuto Tanaka Central Glass Company, Limited 18
#11 Shigeo Hamaguchi Central Glass Company, Limited 17
#12 Shinobu Arata Central Glass Company, Limited 16
#13 Shinsaku Sawa Sumitomo Electric Industries 14
#14 Kazuhiko Fujii Central Glass Company, Limited 13
#14 Tokio Tsukada Central Glass Company, Limited 13
#16 Kenji Ujiie Renesas Technology 12
#17 Masao Shinnai Central Glass Company, Limited 11
#17 Takashi Sabato Sumitomo Electric Industries 11
#17 Keiji Ishikawa Sumitomo Electric Industries 11
#20 Mitsuhiro Takayama Central Glass Company, Limited 10
#20 Tohru Hirotsu Central Glass Company, Limited 10
#20 Koichi Fujita Ajinomoto Co. 10
#23 Shingo Tadokoro Central Glass Company, Limited 8
#23 Takayoshi Kandachi Central Glass Company, Limited 8
#23 Yoichi Sakaura Tris 8
#23 Takao Horie Central Glass Company, Limited 8
#23 Toshiaki Itoh Central Glass Company, Limited 8
#28 Yasunobu Iida Central Glass Company, Limited 7
#28 Chie Kato Tokyo Electron Limited 7
#28 Munetoshi Ueyama Sharp Kabushiki Kaisha 7
#28 Juichi Ino Nippon Sheet Glass Company, Limited 7
#28 Hidenori Aonuma Nitto Denko 7
#28 Kanya Hirabayashi Central Glass Company, Limited 7
#28 Takuya ARAKAWA Mitsubishi Heavy Industries Engine & Turbocharger 7
#28 Yukitoshi Yanagida Central Glass Company, Limited 7
#36 Takuto Yasumatsu Sharp Kabushiki Kaisha 6
#36 Mitsuhiro Takeba Sharp Kabushiki Kaisha 6
#36 Yoshiki Katada Central Glass Company, Limited 6
#36 Tadashi Muramoto Central Glass Company, Limited 6
#40 Yuhko Hashimoto Sharp Kabushiki Kaisha 5
#40 Tomomi Kuromiya Chanel Parfums Beaute 5
#40 Shinichi Kita Bridgestone 5
#40 Hiroaki Tomioka Sharp Kabushiki Kaisha 5
#40 Hen-Sik Koh 5
#40 Akira Murasaki Nissan Kohki Co. 5
#40 Masaaki Yonekura Central Glass Company, Limited 5
#40 Junichiro Ieiri Central Glass Company, Limited 5
#40 Takashi Yamate Central Glass Company, Limited 5
#40 Takayuki Hayano Sharp Kabushiki Kaisha 5
#40 Kazuya Shimojoh Sharp Kabushiki Kaisha 5