Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7636278 | Information recording system and an information recording method | Tomoaki Okumura, Tsuyoshi Hiraki, Kouichi Komawaki, Kiyotaka Tanaka | 2009-12-22 | $328,000 |