Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7519716 | Information providing method, information providing system, terminal device, central apparatus and computer memory product | Yoshiko Akazawa, Masafumi Otsuka | 2009-04-14 |
| 7243114 | Electronic document system, electronic document management apparatus, computer program product, and computer memory product | Masashi Akazawa, Akinobu Miyamoto, Akiko Gondo | 2007-07-10 |