Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6623424 | Flexible tube for an endoscope and electronic endoscope equipped with the flexible tube | Akira Sugiyama, Masaru Takeshige, Tadashi Kasai | 2003-09-23 |
| 6616601 | Flexible tube for endoscope | — | 2003-09-09 |
| 6599239 | Flexible tube for endoscope, material used for producing outer cover of the flexible tube, and production method of the flexible tube | Kensaku Ueki | 2003-07-29 |
| 6540669 | Flexible tube for an endoscope and electronic endoscope equipped with the flexible tube | Masanao Abe, Kikuo Iwasaka, Minoru Matsushita | 2003-04-01 |
| 6520214 | Flexible tube for endoscope | Akira Sugiyama, Tadashi Kasai, Masanao Abe, Minoru Matsushita, Hideo Nanba +4 more | 2003-02-18 |