Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6480352 | Drive system equipped with an autoloader mechanism, and autoloading device | Tomoyuki Okada, Yuji Kato, Takahisa Miyamoto, Akira Takano | 2002-11-12 |
| 6425723 | Loading device | Tomoyuki Okada, Yuji Kato, Takahisa Miyamoto, Kenichi Utsumi | 2002-07-30 |
| 6369975 | Door opening/closing mechanism | Tomoyuki Okada, Yuji Kato, Takahisa Miyamoto, Akira Takano | 2002-04-09 |
| 6344896 | Method and apparatus for measuring positional shift/distortion by aberration | — | 2002-02-05 |
| 6323945 | Coma aberration automatic measuring mark and measuring method | — | 2001-11-27 |
| 6043749 | Frequency detection circuit | Norio Funahashi | 2000-03-28 |