Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5658443 | Biosensor and method for producing the same | Tomohiro Yamamoto, Mariko Miyahara, Toshihiko Yoshioka, Shiro Nankai | 1997-08-19 |
| 5409583 | Method for measuring concentrations of substrates in a sample liquid by using a biosensor | Toshihiko Yoshioka, Mariko Miyahara, Shiro Nankai | 1995-04-25 |
| 4883222 | Opening structure for paper beverage containers | — | 1989-11-28 |