Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6990166 | Closed vessel for radioactive substance, seal-welding method for closed vessel, and exhaust system used for seal-welding method | Kenichi Matsunaga, Ganji Abe, Kazuo Murakami, Koichi Ue, Takashi Shige +2 more | 2006-01-24 |
| 6671344 | Closed vessel for radioactive substance, seal-welding method for closed vessel, and exhaust system used for seal-welding method | Kenichi Matsunaga, Ganji Abe, Kazuo Murakami, Koichi Ue, Takashi Shige +2 more | 2003-12-30 |