Issued Patents 2021
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11178292 | Information processing apparatus, protection processing apparatus and terminal device for limiting access to a document | Shigeki Kamiya, Akio Yamashita | 2021-11-16 |
| 11042658 | Document management system and processing apparatus | Shigeki Kamiya | 2021-06-22 |
| 11010331 | Document management system | Shigeki Kamiya | 2021-05-18 |
| 10938863 | Secure document management through verification of security states of information processing apparatuses in the peer-to-peer transmission of encrypted documents | Shigeki Kamiya | 2021-03-02 |
| 10917408 | Secure document management through verification of security states of information processing apparatuses in peer-to-peer transmission of encrypted documents | Shigeki Kamiya | 2021-02-09 |
| 10896262 | Document management system and management apparatus | Shigeki Kamiya | 2021-01-19 |