Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701518 | Waterproof camera | Tsutomu Honda, Hisanori Itoh, Takuya Ueno, Junji Mori, Hiroyuki Matsumoto +1 more | 1997-12-23 |
| 5683822 | Liquid-phase diffusion bonding alloy foils for joining heat-resistant metals in oxidizing atmospheres | Hisashi Naoi, Yuuichi Satoh, Hiroshi Ukeba | 1997-11-04 |
| 5650024 | Martensitic heat-resisting steel excellent in HAZ-softening resistance and process for producing the same | Masahiro Ohgami, Nobuo Mizuhashi, Hisashi Naoi, Toshio Fujita | 1997-07-22 |