Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6677516 | Photovoltaic cell and process for producing the same | Yasuo Chiba, Masafumi Shimizu, Liyuan Han | 2004-01-13 |
RY
Ryohsuke Yamanaka
Overall (2004): #122,232 of 270,089Top 50%
1
Patents 2004