Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6950180 | Lens meter | Yasufumi Fukuma, Takeyuki Kato | 2005-09-27 |
| 6943481 | Vibration member and vibration wave driving apparatus | Takuji Okamoto, Masaharu Suzuki, Yoshifumi Nishimoto, Hirokazu Hashidume, Osamu Yanase | 2005-09-13 |
| 6847441 | Method of measuring optical characteristics of spectacle lenses and lens meter | Shinichi Nakamura | 2005-01-25 |
| 6844925 | Apparatus for measuring refractive power | Yasufumi Fukuma | 2005-01-18 |