Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7422838 | Phase-change optical recording medium | Katsuyuki Yamada, Yuki Nakamura, Tatsuo Mikami, Eiji Noda | 2008-09-09 |
KK
Kayo Katoh
Overall (All Time): #3,365,094 of 4,157,543Top 85%
1
Patents All Time