Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Suwa, JP ranks #862 worldwide for total patents filed in 2022, with 161 patents from 82 inventors. Leading employers of inventors based in Suwa, JP include Seiko Epson, Toyota, Ricoh Company.

Showing 1–50 of 82 inventors

Rank Inventor Primary Company Patents
1 Takashi Takeda Seiko Epson 15
2 Yoichi Miyasaka Seiko Epson 8
3 Kosuke CHIDATE Seiko Epson 6
3 Atsushi Nakazawa Seiko Epson 6
#5 Shinichi Wakabayashi Seiko Epson 5
#6 Yasumasa Kobayashi Toyota 4
#6 Jiro Kato Seiko Epson 4
#6 Hiroshi Yoshimoto Seiko Epson 4
#6 Hidetoshi Yamamoto Seiko Epson 4
#6 Taisuke Yamauchi Seiko Epson 4
#6 Shinsaku Kosuge Seiko Epson 4
#12 Mitsutoshi Miyasaka Seiko Epson 3
#12 Masashi Kamiyanagi Seiko Epson 3
#12 Megumi ENARI Seiko Epson 3
#12 Masaharu Tanaka Toyota 3
#12 Kenta KIKUCHI Seiko Epson 3
#12 Takashi Tamai Ricoh Company 3
#18 Akihide Haruyama Seiko Epson 2
#18 Takayuki Yonemura Seiko Epson 2
#18 Kenichi Endo Seiko Epson 2
#18 Hiroki Nishioka Seiko Epson 2
#18 Yoshiyuki Maki Seiko Epson 2
#18 Hitoshi Yamakado Seiko Epson 2
#18 Yuichi Sasage Seiko Epson 2
#18 Suguru Akagawa Seiko Epson 2
#18 Takeshi Uehara Fujitsu Limited 2
#18 Masashi Shimura Seiko Epson 2
#18 Tadashi Ota Mitsubishi Electric 2
#18 Suguru UCHIYAMA Seiko Epson 2
#18 Shin Fujita Seiko Epson 2
#18 Nobuhiko Nakanishi Seiko Epson 2
#32 Kenichi Nakajima Seiko Epson 1
#32 Yoshikuni Saito Seiko Epson 1
#32 Takafumi HANAOKA Nittoh 1
#32 Kinya Matsuda Seiko Epson 1
#32 Kazunori Miyashita Seiko Epson 1
#32 Senichi Mokuya Seiko Epson 1
#32 Kei Kanemoto Seiko Epson 1
#32 Shojiro Kitamura Seiko Epson 1
#32 Susumu SHINTO Seiko Epson 1
#32 Tomio Kozu Eastman Kodak 1
#32 Takuya Hatano Seiko Epson 1
#32 Takuya Akahane Seiko Epson 1
#32 Shunichi Yamazaki Nok 1
#32 Hayato Matsuki Seiko Epson 1
#32 Kuniharu Yamada Sodick Co. 1
#32 Tomomi MIYASAKA Seiko Epson 1
#32 Masanobu Nishitani Seiko Epson 1
#32 Shuichi FUJIMORI 1
#32 Tomohiro Mukai Seiko Epson 1