Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11521312 | Image processing apparatus, image processing method, and storage medium | — | 2022-12-06 |
| 10997398 | Information processing apparatus, authentication system, method of controlling same, and medium | Hirotaka Shiiyama | 2021-05-04 |
| 9965688 | Display apparatus, display method, and storage medium | Hirotaka Shiiyama | 2018-05-08 |
| 9208379 | Image processing apparatus, image processing method, image processing system, and storage medium storing program | — | 2015-12-08 |
| 5942617 | Process for producing purine derivatives | Hiroshi Shiragami, Kunisuke Izawa, Keizo Yamashita, Satoshi Katayama | 1999-08-24 |
| 5688948 | Process for isomerizing acyclic nucleosides and process for separating purine nucleosides | Kunisuke Izawa, Yoshihito Koguchi, Hiroshi Shiragami, Satoshi Takamatsu | 1997-11-18 |
| 5633366 | Pyrimidine nucleoside derivatives and methods for producing them | Satoshi Takamatsu, Hiroshi Shiragami, Kunisuke Izawa | 1997-05-27 |
| 5625057 | Process for preparing 2',3'-Dideoxy-2',3'-dehydronucleosides | Hiroshi Shiragami, Kunisuke Izawa | 1997-04-29 |