Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11998874 | Metallic base material for exhaust purging, and exhaust purging device using same | Naoki Yokoyama, Nobuaki Bando, Chihiro Kasuya | 2024-06-04 |
| 11291951 | Exhaust gas purifying catalyst for 2-stroke general-purpose engines | Yoritsugu Shino, Tsuyoshi Ito, Keisuke Murashige | 2022-04-05 |
| 11135577 | Exhaust-gas-purifying metal substrate and exhaust gas purification device using same | Yuki Fujimura, Naoki Yokoyama, Junichi Hori | 2021-10-05 |
| 5377330 | Document editing apparatus for editing document data and image data | Shigeru Matsuoka, Hitoshi Yonenaga | 1994-12-27 |