Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5058196 | Electric infrared heater having a gas permeable electroformed porous metallic panel coated with a porous ceramic far-infrared radiating layer | Shigeru Okuyama, Eiji Owada, Yoshihiro Nishibori | 1991-10-15 |
| 5039841 | Reflow furnace | Rikiya Kato, Naotake Mizoguchi | 1991-08-13 |
| 4383886 | Method of manufacturing a semiconductor element | Eiji Jimi, Haruyuki Goto, Akio Hori | 1983-05-17 |
| 4214903 | Bismuth-tin-indium alloy | Hideki Murabayashi, Katsuhiko Kawakita, Sadao Kobatake | 1980-07-29 |