Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836367 | Optical touch panel | Akihiro Katahira | 2004-12-28 |
| 6597508 | Optical touch panel having reduced number of elements | Akihiro Katahira | 2003-07-22 |
| 5410580 | Fuel assembly for thermal neutron type reactor | — | 1995-04-25 |
| 5377247 | Fuel assembly of nuclear reactor | Ritsuo Yoshioka, Toru Yamamoto, Yasushi Hirano | 1994-12-27 |