Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6407422 | Oxygen diffusion blocking semiconductor capacitor | Yasuyuki Ito, Shun Mitarai, Akihiko Ochiai | 2002-06-18 |
| 4658795 | Gasoline vapor capture and combustion system | Kenji Kawashima, Osamu Takii | 1987-04-21 |
| 4591398 | Method for manufacturing a semiconductor device utilizing self-aligned oxide-nitride masking | Norikazu Ouchi, Akio Kayanuma | 1986-05-27 |
| 4584055 | Method for manufacturing a semiconductor device | Akio Kayanuma, Minoru Nakamura | 1986-04-22 |