Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Suginami, JP ranks #4,671 worldwide for total patents filed all time, with 584 patents from 145 inventors. Leading employers of inventors based in Suginami, JP include Olympus, Hitachi, Japan Science And Technology Agency.

Showing 1–50 of 145 inventors

Rank Inventor Primary Company Patents
1 Hisashi Goto Olympus 86
2 Fumiyoshi Kirino Hitachi 42
3 Hideomi Koinuma Japan Science And Technology Agency 34
#4 Masayuki Ohashi Bridgestone 21
#5 Takeo Hariu NTT 16
#6 Yorio Wada Olympus 15
#6 Sukenori Shiba Pentax 15
#8 Juuro Aoyagi Terumo Kabushiki Kaisha 14
#9 Toshiya Miyazono Bridgestone 13
#9 Teruyoshi Makino Fujitsu Limited 13
#11 Mitsunobu Ono Olympus 11
#11 Koki Fujita Toyota 11
#13 Nobuo Nishida Crimson Consulting Limited 10
#13 Kiyomi Tachibana Shin-Etsu Chemical Co. 10
#13 Tetsuo Matsushima Kabushiki Kaisha Toshiba 10
#16 Akio Yajima Hitachi 9
#17 Mikio Takayanagi Kabushiki Kaisha Toshiba 8
#18 Masaki Nakamoto Kabushiki Kaisha Toshiba 7
#19 Toshio Noguchi Nintendo Co. 6
#19 Takahito Araki Ihi 6
#19 Ryuzo Sugiura Tamura Electric Works 6
#19 Takashi Kumabe Konami 6
#19 Satoshi Tomono Konica Minolta 6
#24 Masao Iwanaga Itm 5
#24 Takuji Satoh Topcon 5
#24 Hiroko Amano Dai Nippon Printing Co. 5
#24 Hiroya Inagaki Sharp Kabushiki Kaisha 5
#24 Manato Mori Central Japan Railway Comany 5
#29 Hidehiko Maeoka Kasei Optonix 4
#29 Koji Hayafune Mitsui Toatsu Chemicals, Incorporated 4
#29 Nobuhisa Masuda Daiichi Sankyo Company, Limited 4
#29 Sachiko Okazaki Unknown 4
#29 Masayoshi Sadakata Japan Science And Technology Agency 4
#29 Atsushige Sato Unknown 4
#29 Ryugo Terauchi 4
#29 Toshifumi Ohkubo Unknown 4
#37 Yoichi Tone Kabushiki Kaisha Toshiba 3
#37 Yasuo Motohashi Seiko Epson 3
#37 Davide Bissoli 3
#37 Tohru Ifukube IBM 3
#37 Tadao Matsuzuki 3
#37 Tsugio Nagata 3
#37 Hiromi Tomioka Chugai Pharmaceutical 3
#37 Taketo Yamada Juntendo Educational Foundation 3
#45 Shugo Ishizaka Konica Minolta 2
#45 Tatsuhiko Suenaga 2
#45 Yoshio Isobe Takeda Chemical Industries 2
#45 Brad Kadet Intel 2
#45 Kamiya Takuroh Ricoh Company 2
#45 Shinichi Uruma Hitachi 2