Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12286541 | Surface-treated sol-gel silica and method for producing same | Hiromasa FUJIOKA, Osamu Tanaka, Hiroaki Taira, Toshiaki Ootani | 2025-04-29 |
| 10473055 | Fuel injection control device | — | 2019-11-12 |
| 9664605 | Fuel density detection device | — | 2017-05-30 |
| 9546992 | Fuel property judgment device and method of judging fuel property | Naoyuki Yamada | 2017-01-17 |