Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D644298 | Pressure regulator | Masayuki Okitsu, Kenji Tsukamoto | 2011-08-30 |
| D644299 | Pressure regulator | Masayuki Okitsu, Kenji Tsukamoto | 2011-08-30 |
| D640153 | Pressure regulator | Masayuki Okitsu, Kenji Tsukamoto | 2011-06-21 |
| D640154 | Pressure regulator | Masayuki Okitsu, Kenji Tsukamoto | 2011-06-21 |