Issued Patents All Time
Showing 51–52 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630878 | Liquid material-vaporizing and supplying apparatus | Kohichi Ishikawa, Takeshi Kawano | 1997-05-20 |
| 5520001 | Vapor controller | Kohichi Ishikawa, Takeshi Kawano | 1996-05-28 |