Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Otsu, JP ranks #492 worldwide for total patents filed in 2016, with 253 patents from 177 inventors. Leading employers of inventors based in Otsu, JP include Nippon Electric Glass Co., Toray Industries, Kabushiki Kaisha Toshiba.

Showing 1–50 of 177 inventors

Rank Inventor Primary Company Patents
1 Masanori Wada Nippon Electric Glass Co. 7
2 Megumi Nakanishi Toray Industries 5
3 Kentaro Kobayashi Kabushiki Kaisha Toshiba 4
3 Hidemitsu Takenaka Omron 4
3 Syunichi Osada Toray Industries 4
3 Masataka Nakamura Toray Industries 4
#7 Yosuke Taniguchi Konica Minolta 3
#7 Toru Tonomura Tokuden Co. 3
#7 Takayuki Uto Toray Industries 3
#7 Akinori Matsukuma Toray Industries 3
#7 Motoki Takaoka Toray Industries 3
#7 Yoshinobu Hemmi Omron 3
#7 Masaaki Kadomi Nippon Electric Glass Co. 3
#7 Yutaro Suzuki Toray Industries 3
#7 Kazuhiko Fujisawa Johnson & Johnson 3
#7 Yasushi Takada Toray Industries 3
#7 Takashi Uemori Takara Bio 3
#7 Takashi Mimura Toray Industries 3
#19 Hidenori Daido Mitsui Chemicals 2
#19 Yasufumi Yamamura Toray Industries 2
#19 Hiroo Takabatake Toray Industries 2
#19 Yasumoto Noguchi Toray Industries 2
#19 Takayasu Ikeda Optex Co. 2
#19 Masakazu Koiwa Toray Industries 2
#19 Takeshi Kubo Sony 2
#19 Masayuki Hanakawa Toray Industries 2
#19 Takashi Shimada Toray Industries 2
#19 Joji Funakoshi Toray Industries 2
#19 Hiroaki Date Fujitsu Limited 2
#19 Shigeyuki Watanabe Koito Manufacturing Co. 2
#19 Masao Tomikawa Toray Industries 2
#19 Nobuhito Miura Kaneka 2
#19 Wakako Ogiwara Toray Industries 2
#19 Isao Manabe Toray Industries 2
#19 Fumio Sato Nippon Electric Glass Co. 2
#19 Eiji Kumagai Sony 2
#19 Yuji Matsuo Canon 2
#19 Masahide Taniguchi Toray Industries 2
#19 Hiroshi Tsuchikura Toray Industries 2
#19 Satoko Kanamori Toray Industries 2
#19 Tadamasa Suzuki Toray Industries 2
#19 Takashi Narita Senju Metal Industry Co. 2
#19 Teruya Tanaka Kabushiki Kaisha Toshiba 2
#19 Tsutomu Goshima Toray Industries 2
#19 Hiroshi Taiko Toray Industries 2
#19 Yasuyuki Ishida Toray Industries 2
#19 Shintaro IWAMURA Omron 2
#19 Rumiko Kitagawa Toray Industries 2
#49 Takahiro Marui Takara Bio 1
#49 Tsunenori Komori Toppan Printing Co. 1