Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8012324 | Sensor element, method of manufacturing a sensor element, and gas sensor | Seiji Oya, Mineji Nasu | 2011-09-06 |
| 7972488 | Sensor deterioration judging apparatus and sensor deterioration judging method | Seiji Oya, Koji Shiotani, Tomonori Kondo, Mineji Nasu, Hiroshi Kubota +2 more | 2011-07-05 |