Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683523 | Titanium alloy for super high vacuum vessels | Seiji Ishimoto, Katsuichi Kikuchi, Kiyotaka Fujita | 1997-11-04 |
| 5478524 | Super high vacuum vessel | Seiji Ishimoto, Katsuichi Kikuchi, Kiyotaka Fujita | 1995-12-26 |
| 4979181 | Vacuum laser irradiating apparatus | Naoyuki Koyama, Mitsunori Aoshiba, Tadao Motegi | 1990-12-18 |
| 4726852 | Method of producing bowl-like metal article | Yutaka Sohara, Hiroyuki Tanaka, Shinsaku Hamada | 1988-02-23 |
| 4726857 | Jig unit and method for heat treatment of vessel-like workpiece | Yutaka Sohara | 1988-02-23 |
| 4503314 | Method of welding titanium alloy parts with titanium insert | Tsuneo Kakimi, Hiroshi Satoh, Takaharu Konishi, Hisanao Kita, Takamitsu Nakazaki | 1985-03-05 |