Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6654402 | Corona preionization electrode unit for use in gas laser apparatus | Koji Kakizaki, Motohiro Arai | 2003-11-25 |
| 6509970 | Wavelength monitoring apparatus for laser light for semiconductor exposure | Kyohei Seki, Takao Kobayashi | 2003-01-21 |
| 5175043 | Aromatic polymer molded article with modified surface condition and process for producing the same | Akira Yabe, Hiroyuki Niino, Shozaburo Nagano, Masahiro Hosoi, Takatoshi Kuratsuji +1 more | 1992-12-29 |