Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10824631 | Information viewing system | Yoshimori Rikukawa | 2020-11-03 |
| 8044958 | Material creation support device, material creation support system, and program | Naohito Doi, Yoshimori Rikukawa | 2011-10-25 |
| 7420562 | Chart display device and program for the same | Naohito Doi, Kazuhiro Tsuchida, Miho Hiraga | 2008-09-02 |
| 5732459 | Method for fixing a magnetic head slider with a slider support member | Masashi Shiraishi, Masaharu Ishizuka | 1998-03-31 |