Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6153699 | Primer composition for polyvinyl chloride | Hideyuki Matsuda | 2000-11-28 |
| 5996403 | Method and apparatus for evaluating the sagging conditions of a sealant | Tsuyoshi Nishida | 1999-12-07 |