Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Saga, JP ranks #2,332 worldwide for total patents filed in 2017, with 54 patents from 25 inventors. Leading employers of inventors based in Saga, JP include Optim, Murata Manufacturing Co., Panasonic.

Showing 1–25 of 25 inventors

Rank Inventor Primary Company Patents
1 Shunji Sugaya Optim 15
2 Takashi Iwamoto Murata Manufacturing Co. 6
3 Naoyuki Haraguchi Panasonic 4
3 Keiichi Takanashi Sumco 4
#5 Toshiyuki Sugitani Panasonic 3
#6 Tomonori Shiraishi Omron 2
#6 Keiichiro Mori Sumco 2
#8 Hiroto Fukushima Stanley Electric Co. 1
#8 Takayuki Kihara Sumco 1
#8 Takeshi Kuwahara NTT 1
#8 Kyogo Itoh Green Peptide Co. 1
#8 Takahisa Shiramizu Panasonic 1
#8 Kenji Izuhara Saga University 1
#8 Yoshiaki Ishimaru Panasonic 1
#8 Jiahong WU Kioxia 1
#8 Yasuyuki Kitahara Nidec Sankyo 1
#8 Shoichiro Ohta Saga University 1
#8 Kazuhiko Arima Saga University 1
#8 Hiroki Takada Toyota Industries 1
#8 Kazuya Saso Micron 1
#8 Yoshio Okumura Seiko Epson 1
#8 Yuma Yano Panasonic 1
#8 Tsuyoshi Goto Kyoto University 1
#8 Kazuaki Iseda Ricoh Company 1
#8 Hiroshi Shiraishi Saga University 1