Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7978488 | Three-level power converting apparatus | Takeshi Tanaka | 2011-07-12 |
RN
Ryousuke Nakagawa
Overall (All Time): #3,256,145 of 4,157,543Top 80%
1
Patents All Time