Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4680225 | Magnetic tape having a leader tape | Hiroshi Ogawa, Chiaki Mizuno, Yasuo Tamai | 1987-07-14 |
KK
Koozi Kamiyama
Overall (All Time): #3,978,445 of 4,157,543Top 100%
1
Patents All Time