| 10461559 |
Charging control for supercapacitor(s) |
— |
2019-10-29 |
| 9929572 |
Battery cell charge management system and method |
— |
2018-03-27 |
| 6377028 |
System for charging monitoring batteries for a microprocessor based method |
William F. Davies, Jr., David L. Freeman |
2002-04-23 |
| 5744942 |
Linear slewing regulator |
David L. Freeman |
1998-04-28 |
| 5631537 |
Battery charge management/protection apparatus |
— |
1997-05-20 |
| 5548204 |
Linear/switching regulator circuit |
David L. Freeman |
1996-08-20 |
| 5432429 |
System for charging/monitoring batteries for a microprocessor based system |
William F. Davies, Jr., David L. Freeman |
1995-07-11 |
| 5426386 |
Low-power semiconductor voltage comparator with hysteresis |
Wallace Edward Matthews |
1995-06-20 |
| 5418487 |
Fuse state sense circuit |
— |
1995-05-23 |
| 5373202 |
Three state input circuit for an integrated circuit |
— |
1994-12-13 |
| 5352970 |
Power resource management system |
— |
1994-10-04 |
| 5187396 |
Differential comparator powered from signal input terminals for use in power switching applications |
Wallace Edward Matthews |
1993-02-16 |