Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Akashi, JP ranks #3,127 worldwide for total patents filed all time, with 966 patents from 14 inventors. Leading employers of inventors based in Akashi, JP include Daikin Seisakusho, Seiko Epson, Ebara.

Showing 1–14 of 14 inventors

Rank Inventor Primary Company Patents
1 Hiroshi Takeuchi Daikin Seisakusho 265
2 Shinichi Miyazaki Seiko Epson 191
3 Hiroaki Inoue Ebara 154
#4 Hiroki Watanabe NTT 107
#5 Yukihiro Takeuchi Denso 49
#6 Keisuke Omoto Sony 46
#7 Hiroshi Aoyama Hallys 45
#8 Izumi Takagi Kawasaki 35
#9 Tatsuya Hatanaka Nissan Chemical Industries 20
#10 Shigeki Hamaguchi Kanegafuchi Kagaku Kogyo 14
#11 Takayuki Naito Toyota 13
#12 Ryuichi Takagi Fujitsu Limited 12
#13 Takaaki Kawashima Yamato Scale Co. 10
#14 Michio Aoki Mitsubishi Electric 5