Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11772006 | Method for cleaning vaporizer and vaporization apparatus | Mitsuhiro Kawasaki, Toshiyuki Asai | 2023-10-03 |
| 5432312 | Push-lock devices | Akira Oyama, Masao Ohkita | 1995-07-11 |