Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Saga, JP ranks #2,238 worldwide for total patents filed in 2021, with 58 patents from 33 inventors. Leading employers of inventors based in Saga, JP include Optim, Murata Manufacturing Co., Saga Sanyo Industries Co..

Showing 1–33 of 33 inventors

Rank Inventor Primary Company Patents
1 Shunji Sugaya Optim 9
1 Takashi Iwamoto Murata Manufacturing Co. 9
3 Kazumasa Fujimoto Saga Sanyo Industries Co. 5
#4 Kazutoyo Horio Murata Manufacturing Co. 2
#4 Yoshiaki Ishimaru Panasonic 2
#4 Naoyuki Haraguchi Panasonic 2
#4 Tsuyoshi Goto Kyoto University 2
#4 Norihiko Ogata Panasonic 2
#9 Koji Fukuchi Panasonic 1
#9 Nobuyuki Yamaguchi Daiwa Seiko Co. 1
#9 Kaori Hashimoto Sumco 1
#9 Nobuhiro Fujiyoshi 1
#9 Tomonori Shiraishi Omron 1
#9 Daichi Shimoda Omron 1
#9 Masataka Hourai Sumco 1
#9 Syun Sasaki Sumco 1
#9 Shigeyuki Maeda Omron 1
#9 Hiroki Takada Toyota Industries 1
#9 Yuichiro EGUCHI Kohjin Life Sciences Co. 1
#9 Sinichi Kenki 1
#9 Hidetoshi Oishi Honda Motor Co. 1
#9 Keishi Kariya Tokyo Electron Limited 1
#9 Rie Sakito Panasonic 1
#9 Tetsugo Matsuo Optim 1
#9 Hiroto Fukushima Stanley Electric Co. 1
#9 Keiichiro Mori Sumco 1
#9 Keiichi Takanashi Sumco 1
#9 Akio Miyara Tokyo Electron Limited 1
#9 Chie Hide Sumco 1
#9 Hiroaki Kodama Nippon Chemical Industrial Co. 1
#9 Jiahong WU Kioxia 1
#9 Yasuyuki Kitahara Nidec Sankyo 1
#9 Sayaka MAKISE Sumco 1