Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D849795 | Engine | Takeshi Taniguchi, Shinichi Kakefuda, Youhei Kinugawa, Keisuke Ikeda | 2019-05-28 |
| D831458 | Portable electric power sander | Takafumi Itoh, Shinichi Kakefuda | 2018-10-23 |