Patents per Year
Top Inventors at International Precision All Time
Showing 1–8 of 8 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Akira Yonezawa | 3 |
| 2 | Kohei Shirota | 2 |
| 2 | Takashi Yanaka | 2 |
| #4 | Hirotami Koike | 1 |
| #4 | Hideaki Kyogoku | 1 |
| #4 | Kazuo Ohsawa | 1 |
| #4 | Masaru Watanabe | 1 |
| #4 | Mitsusuke Kyogoku | 1 |