Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12179130 | Liquid filter, and a liquid filtration apparatus using the liquid filter | Norio Nagai, Masayuki Maki | 2024-12-31 |
| 10035232 | Bellows with protective plate members | Yoshinori Matsuoka | 2018-07-31 |