Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6449180 | World wide power supply apparatus that includes a relay switch voltage doubling circuit | Joon-hyun Yang | 2002-09-10 |
YF
Yosiyaki Fukura
Overall (2002): #264,968 of 266,432Top 100%
1
Patents 2002