Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6631542 | Method of manufacturing laminated ring and heat treatment apparatus for use in such method | Hitoshi Imai, Katsuyuki Nakajima | 2003-10-14 |
| 6572537 | Endoscope apparatus | Yasuyuki Futatsugi, Hidetoshi Saito, Yosuke Yoshimoto, Susumu Aono, Satoshi Honma | 2003-06-03 |
| 6550122 | Method of manufacturing laminated ring | Hitoshi Imai, Katsuyuki Nakajima | 2003-04-22 |
| 6515250 | Electric joining method and apparatus and a joined unit of members | Yoshito Miyasaka, Masao Tokita, Fumitake Nishiyama | 2003-02-04 |