Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5626808 | Method of manufacturing hollow resin molding | — | 1997-05-06 |
| 5620549 | Method of manufacturing hollow resin molding | — | 1997-04-15 |
| 5538571 | Method of manufacturing hollow resin molding | — | 1996-07-23 |
| 5360050 | Method of preparing disappearing model | — | 1994-11-01 |
| 4766729 | Apparatus for transmitting power obtained by converting the exhaust energy of an engine | — | 1988-08-30 |
| 4269333 | Pinch valve for a closed container | Kiyoshi Nakai, Syuji Harada | 1981-05-26 |