Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Wako, JP ranks #87 worldwide for total patents filed all time, with 28,740 patents from 4,014 inventors. Leading employers of inventors based in Wako, JP include Honda Motor Co., Agency Of Industrial Science And Technology, Seiko Instruments.

Showing 1–50 of 4,014 inventors

Rank Inventor Primary Company Patents
1 Yasuo Shimizu Honda Motor Co. 262
2 Toshio Inoue Honda Motor Co. 184
3 Yutaka Hayashi Agency Of Industrial Science And Technology 153
#4 Atsushi Sakurai Seiko Instruments 152
#5 Jiro Suzuki Brother Industries 117
#6 Jun Yamamoto Canon 113
#7 Naoki Mori Honda Motor Co. 99
#8 Satoshi Okamoto Sumitomo Chemical 97
#9 Takashi Tsuji Ajinomoto Co. 93
#9 Kazuhiko Tanaka Nippon Thompson Co. 93
#9 Hiroshi Yoshimura Mazda Motor 93
#12 Takashi Hirata Canon 91
#13 Kazuhiro Nakadai Honda Motor Co. 89
#14 Junichi Sakamoto Sharp Kabushiki Kaisha 88
#15 Masahiko Asakura Honda Motor Co. 83
#15 Shigeru Saito Sumitomo Chemical 83
#17 Yoshihiro Takada Canon 82
#17 Masanori Hashimoto Fujitsu Limited 82
#19 Yoshifumi Nakamura Honda Motor Co. 80
#20 Yuichi Shimasaki Honda Motor Co. 78
#20 Teruo Wakashiro Honda Motor Co. 78
#22 Yutaka Ishikawa Honda Motor Co. 77
#23 Ken Ogawa Honda Motor Co. 73
#23 Atsushi Matsubara Honda Motor Co. 73
#25 Kazutomo Sawamura Honda Motor Co. 70
#25 Kenji Komori Sony 70
#27 Toru Kawai Murata Manufacturing Co. 69
#28 Koji Kuriyagawa Honda Motor Co. 68
#28 Masayuki Arai Asahi Seimitsu Kabushiki Kaisha 68
#30 Yoshitaka Mishima Unicharm 67
#31 Hajime Yoshimura Honda Motor Co. 65
#32 Yasuji Shibahata Honda Motor Co. 64
#32 Takamichi Shimada Honda Motor Co. 64
#32 Yoshinari Takemura Sumitomo Electric Industries 64
#35 Akihiro Yamashita Honda Motor Co. 63
#36 Goichi Katayama Yamaha Marine 61
#37 Katsumi Ochiai Yamaha Motor 60
#37 Yuji Kaneda Canon 60
#39 Takayuki Enomoto Sony 57
#40 Makoto Yamamura Honda Motor Co. 56
#41 Satoshi Kazama Fujitsu Limited 55
#42 Masahiko Shimada Sumitomo Chemical 54
#43 Yoshiaki Nedachi Honda Motor Co. 53
#44 Hideharu Naito Honda Motor Co. 52
#45 Tomohiro Hoshi Nikon 50
#46 Hibiki Saeki Honda Motor Co. 49
#46 Kanta Tsuji Honda Motor Co. 49
#46 Hiroto Takahashi Canon 49
#49 Atsushi Izumiura Honda Motor Co. 48
#49 Hiroshi Mizuguchi Honda Motor Co. 48