Tsukuba, JP ranks #2,262 worldwide for total patents filed all time, with 1,395 patents from 17 inventors. Leading employers of inventors based in Tsukuba, JP include Makita, Mitsubishi Electric, Toyoda Gosei Co..
Showing 1–17 of 17 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yuji Yamamoto | Makita | 330 |
| 2 | Naoki Yamamoto | Mitsubishi Electric | 308 |
| 3 | Tadashi Yamamoto | Toyoda Gosei Co. | 183 |
| #4 | Masaru Yoshida | Sharp Kabushiki Kaisha | 159 |
| #5 | Mitsuhiro Tanaka | Ngk Insulators | 95 |
| #6 | Tetsuhiko Yoshida | Toagosei Co. | 58 |
| #7 | Hiroshi Matsuzaki | Olympus | 50 |
| #8 | Takashi Sakurai | Nippondenso Co. | 47 |
| #9 | Manabu Yoshida | Ngk Insulators | 36 |
| #10 | Tetsuya Ishii | Sekisui Chemical Co. | 33 |
| #11 | Shiro Hara | National Institute Of Advanced Industrial Science And Technology | 27 |
| #12 | Hideaki Tada | Ono Pharmaceutical Co. | 22 |
| #13 | Yoshihiro Kinoshita | Kabushiki Kaisha Toshiba | 21 |
| #14 | Satoru Iguchi | Taiho Pharmaceutical Co. | 10 |
| #15 | Makoto Hirasawa | National Institute Of Advanced Industrial Science And Technology | 7 |
| #15 | Nobutaka Oohata | Fujisawa Pharmaceutical Co. | 7 |
| #17 | Yoji Horie | Toagosei Co. | 2 |