Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6868893 | Method and apparatus for directionally solidified casting | Sachio Shimohata, Tatsuya Ohira, Ikuo Okada | 2005-03-22 |
| 6744547 | Laser wavelength converter | Naoaki Ikeda, Takashi Akaba, Osamu Noda, Susumu Miki | 2004-06-01 |