Yokkaichi, JP ranks #2,216 worldwide for total patents filed all time, with 1,432 patents from 18 inventors. Leading employers of inventors based in Yokkaichi, JP include Kabushiki Kaisha Toshiba, Fujitsu Limited, Toshiba Memory.
Showing 1–18 of 18 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yoshiaki Fukuzumi | Kabushiki Kaisha Toshiba | 294 |
| 2 | Takeshi Shimizu | Fujitsu Limited | 200 |
| 3 | Daisuke Hashimoto | Toshiba Memory | 168 |
| #4 | Kazuya Takahashi | Sony | 135 |
| #5 | Tadashi Matsumoto | Canon | 105 |
| #6 | Takayuki Tsukamoto | Kabushiki Kaisha Toshiba | 94 |
| #7 | Hisashi Kato | Canon | 88 |
| #8 | Keiji Hosotani | Kabushiki Kaisha Toshiba | 59 |
| #9 | Masatoshi Nishikawa | Sandisk Technologies | 56 |
| #10 | Zhen Chen | Sandisk Technologies | 47 |
| #11 | Takuya Konno | E.I. Du Pont De Nemours And | 44 |
| #12 | Takahiro Murata | Sumitomo Wiring Systems | 40 |
| #13 | Junichi Ariyoshi | Fujitsu Semiconductor Limited | 27 |
| #14 | Kensuke Yamaguchi | Sandisk Technologies | 19 |
| #15 | Masafumi Miyamoto | Kao | 18 |
| #15 | Kenji Sawamura | Kabushiki Kaisha Toshiba | 18 |
| #17 | Masafumi Mori | Kabushiki Kaisha Toshiba | 14 |
| #18 | Yuji Totoki | Sandisk Technologies | 6 |
Part of California