Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D494995 | Overhead projector | Shigeru Onawa | 2004-08-24 |
JK
Ju-bok Kim
Overall (All Time): #3,488,390 of 4,157,543Top 85%
1
Patents All Time