Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6399009 | Micrometer, method for manufacturing cylindrical component for micrometer | Hajime Sato, Chikashi Hamano, Toshihiko Mishima, Tohru Fujimitsu | 2002-06-04 |
| 6176021 | Micrometer | Hajime Sato, Chikashi Hamano, Toshihiko Mishima, Tohru Fujimitsu | 2001-01-23 |
| 6115934 | Micrometer, method for manufacturing cylindrical component for micrometer | Hajime Sato, Chikashi Hamano, Toshihiko Mishima, Tohru Fujimitsu | 2000-09-12 |
| D263809 | Micrometer | Hiroaki Suwa | 1982-04-13 |
| 4255861 | Electrically digital display micrometer | Hiroaki Suwa | 1981-03-17 |