Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7726498 | Hermetically sealed container and vacuum test substance-collecting container | Hideo Anraku, Mitsuru Naruta | 2010-06-01 |
| 5792406 | Method of preparing spherical moldings | Takuya Wada, Shoji Sakakiyama | 1998-08-11 |