Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4698578 | Circuit for supplying energy from a battery to an energy-using device | Mark E. McClelland | 1987-10-06 |
| 4645995 | Battery charger for plural cell holding modules | Jacquelyn B. Terrell | 1987-02-24 |
| 4628243 | Battery charging system having means for distinguishing between primary and secondary batteries | John S. Hodgman | 1986-12-09 |
| 4577144 | Battery charging system including means for distinguishing between rechargeable and non-rechargeable batteries | John S. Hodgman | 1986-03-18 |
| 4577145 | Charging system having electromagnetic field means for distinguishing between primary and secondary batteries | — | 1986-03-18 |
| 4490667 | System and circuit for charging a rechargeable battery | — | 1984-12-25 |
| 4467264 | Battery charger with visual charge indicating means | Charles R. Blake | 1984-08-21 |
| 4424476 | Controlled fast charger | — | 1984-01-03 |
| 4379816 | Indicator of full charge for secondary cell or battery thereof | Charles R. Blake | 1983-04-12 |
| 4371827 | Battery charger with indicator for indicating full charge of secondary cells or battery thereof | Clifford L. Scholefield | 1983-02-01 |
| 4297630 | Timed fast charger | — | 1981-10-27 |
| 4229686 | Battery charger adapter system | Billy E. Stillwell | 1980-10-21 |
| 4213079 | Battery charger adapter | — | 1980-07-15 |