Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10278843 | Stent | Kyosuke SHIRAKAWA | 2019-05-07 |
| 10080640 | Stent to be placed in bile duct | Masaru Tanaka, Makiko Aoki, Chikako Sato, Kyosuke SHIRAKAWA | 2018-09-25 |
| 7824439 | Zigzag-shaped stent configured to produce less wall damage | — | 2010-11-02 |
| 6482180 | Intravascular catheter | Kenji Ishikawa, Toshiya Asai | 2002-11-19 |
| 5993436 | Indwelling catheter with improved kinking resistance | Hideaki Kitou, Takayasu Shimazaki, Kenji Ishikawa | 1999-11-30 |