Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4775827 | Device for indicating the charge status of a battery | Johannes Ijntema, Jouw Van Den Akker, Lambert J. H. Folmer, Teruo Hishiki | 1988-10-04 |
JV
Jacob F. Verrij
Overall (All Time): #3,960,400 of 4,157,543Top 100%
1
Patents All Time