Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8227118 | Method of driving fuel cell device | Terumasa Nagasaki, Takahiro Suzuki | 2012-07-24 |
| 6757821 | Computer system and its operation environment switching method | Kazuhiro Akiyama | 2004-06-29 |
| 6018336 | Computer system having digitizing tablet | Kazuhiro Akiyama | 2000-01-25 |