Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5905547 | Information recording medium and information recording apparatus | Osamu Shimizu, Hironori Kamiyama | 1999-05-18 |
ST
Shyouji Takeshige
Overall (All Time): #3,649,855 of 4,157,543Top 90%
1
Patents All Time