Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D397469 | Desk lamp | Atsushi Yumita | 1998-08-25 |
| D379544 | Desk lamp | Atsushi Yumita | 1997-05-27 |
| D378859 | Desk lamp | Atsushi Yumita | 1997-04-15 |
| 5449978 | Lighting device for emitting light without substantially delaying the latency of P300 wave in human event related potential | Osami Matsuda, Hiroyoshi Iwashima | 1995-09-12 |
| 5436534 | Lighting device | Osamu Matsuda, Hiroyoshi Iwashima | 1995-07-25 |