Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6328628 | Eyeglass lens layout device and eyeglass lens processing apparatus having the same | Toshiaki Mizuno | 2001-12-11 |
| 5803793 | Lens grinding apparatus having chamfering and other grinding wheels mounted on the same shaft | Toshiaki Mizuno, Ryoji Shibata, Masahiko Kobayashi, Yoshinori Matsuyama, Hirokatsu Ohbayashi | 1998-09-08 |
| 5716256 | Lens grinding apparatus for grinding an eyeglass lens from a plurality of directions | Toshiaki Mizuno, Ryoji Shibata, Masahiko Kobayashi, Yoshinori Matsuyama, Hirokatsu Ohbayashi | 1998-02-10 |