Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Suwa, JP ranks #911 worldwide for total patents filed in 2021, with 161 patents from 85 inventors. Leading employers of inventors based in Suwa, JP include Seiko Epson, Toyota, Kubota.

Showing 1–50 of 85 inventors

Rank Inventor Primary Company Patents
1 Takashi Takeda Seiko Epson 12
2 Yoichi Miyasaka Seiko Epson 10
3 Masayoshi Todorokihara Seiko Epson 7
#4 Mitsutoshi Miyasaka Seiko Epson 5
#5 Masashi Kamiyanagi Seiko Epson 4
#5 Takayuki Yonemura Seiko Epson 4
#5 Yasumasa Kobayashi Toyota 4
#5 Yasutaka Imai Seiko Epson 4
#5 Masashi Shimura Seiko Epson 4
#5 Yasushi Mizoguchi Seiko Epson 4
#11 Takahito Sanekata Seiko Epson 3
#11 Shinsaku Kosuge Seiko Epson 3
#11 Naoki II Seiko Epson 3
#11 Naoki Il Seiko Epson 3
#15 Takayuki Kitazawa Seiko Epson 2
#15 Takahiro Totani Seiko Epson 2
#15 Takafumi Komatsu Kubota 2
#15 Yasunari Furuya Seiko Epson 2
#15 Yoshikuni Saito Seiko Epson 2
#15 Kinya Matsuda Seiko Epson 2
#15 Mitsuhiro Yamamura Seiko Epson 2
#15 Katsuyuki Morii Seiko Epson 2
#15 Nobuhiro Koike Seiko Epson 2
#15 Shin Fujita Seiko Epson 2
#15 Hideki Sakano Seiko Epson 2
#15 Yusuke Kinoe Seiko Epson 2
#15 Kohei Kaneko Nittoh 2
#15 Takashi Tamai Ricoh Company 2
#15 Tsutomu Nishiwaki Seiko Epson 2
#15 Hiroshi Yoshimoto Seiko Epson 2
#15 Kenya Watanabe Seiko Epson 2
#15 Jiro Kato Seiko Epson 2
#15 Teiichiro Nakamura Seiko Epson 2
#15 Teruaki Oguchi Seiko Epson 2
#35 Yuichi Sasage Seiko Epson 1
#35 Tomomi MIYASAKA Seiko Epson 1
#35 Masanobu Nishitani Seiko Epson 1
#35 Megumi ENARI Seiko Epson 1
#35 Hideo Sodeyama Seiko Epson 1
#35 Hidehiko Yajima Seiko Epson 1
#35 Yoshiyuki Maki Seiko Epson 1
#35 Narumi Ishibashi Seiko Epson 1
#35 Kazuhiro Hashii Seiko Epson 1
#35 Yasunaga Miyazawa Seiko Epson 1
#35 Shinji Miwa Seiko Epson 1
#35 Toshikazu Sugiura Central Research Institute Of Electric Power Industry 1
#35 Toshioki Shimojima Seiko Epson 1
#35 Masayuki Okuyama Seiko Epson 1
#35 Suguru Akagawa Seiko Epson 1
#35 Yoshiteru Uchiyama Seiko Epson 1