Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4965506 | Power-supply circuit having circuitry for switching from a battery charging mode to a battery trickle-charging mode | Johannes E. Algra | 1990-10-23 |
GB
Gerrit Brouwer
Overall (All Time): #3,913,812 of 4,157,543Top 95%
1
Patents All Time