Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6981648 | Information carrier medium and reader for reading the information carrier medium | Balasigamani Devaraj, Masashi Usa | 2006-01-03 |
| 5818587 | Image measuring apparatus | Balasigamani Devaraj, Masaki Kobayashi, Motohiro Takeda, Masashi Usa, Hiroshi Ishihata +1 more | 1998-10-06 |
| 5363190 | Method and apparatus for optical micro manipulation | Shunichi Sato, Susumu Kikuchi | 1994-11-08 |
| 4742378 | Junction-type semiconductor light emitting device with mesa | Hiromasa Ito | 1988-05-03 |
| 4521681 | Optical function semiconductor device | Hiromasa Ito, Yoh Ogawa | 1985-06-04 |
| 4483004 | Laser functional device | Hiromasa Ito, Yoh Ogawa | 1984-11-13 |