Issued Patents 2003
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6634072 | Machining apparatus and equipment of thin section long workpiece | Kenichi Yoshikawa, Takahiro Miura, Naoshi Iwamitsu | 2003-10-21 |
| 6624895 | Method and apparatus for measuring aspherical shape and method for manufacturing optical element using them | Sei Moriyasu, Junichi Kato, Yutaka Yamagata, Shinya Morita | 2003-09-23 |
| 6539642 | Probe type shape measuring sensor, and NC processing equipment and shape measuring method using the sensor | Sei Moriyasu, Yutaka Yamagata, Shinya Morita | 2003-04-01 |
| 6539932 | Apparatus and method for cutting ingots | Masashi Shigeto, Nobuyuki Nagato | 2003-04-01 |
| 6540597 | Polishing pad conditioner | — | 2003-04-01 |
| 6537138 | Method of grinding an axially asymmetric aspherical mirror | Yutaka Yamagata, Sei Moriyasu, Shinya Morita, Katsuhiko Kada, Hidetaka Kira +2 more | 2003-03-25 |
| 6537139 | Apparatus and method for ELID grinding a large-diameter workpiece to produce a mirror surface finish | — | 2003-03-25 |
| 6531037 | Removable electrode | — | 2003-03-11 |
| 6506103 | ELID centerless grinding apparatus | Nobuhide Itoh | 2003-01-14 |