Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6969970 | Method of controlling the charging of a battery | Robert D. Lee | 2005-11-29 |
| 6115441 | Temperature detector systems and methods | James M. Douglass, Gary V. Zanders, Robert D. Lee | 2000-09-05 |
| 6112275 | Method of communicating over a single wire bus between a host device and a module device which measures thermal accumulation over time | Stephen M. Curry, Michael L. Bolan, Kevin Deierling, William L. Payne, II, Hal Kurkowski +3 more | 2000-08-29 |
| 6018228 | Rechargeable battery pack capable of transmitting dynamic data about itself | Robert D. Lee | 2000-01-25 |
| 5867006 | Battery charger | Robert D. Lee | 1999-02-02 |
| 5761697 | Identifiable modules on a serial bus system and corresponding identification methods | Stephen M. Curry, Michael L. Bolan, Hal Kurkowski, Robert D. Lee | 1998-06-02 |
| 5694024 | Battery charger | Robert D. Lee | 1997-12-02 |
| 5684828 | Wireless data module with two separate transmitter control outputs | Michael L. Bolan, William L. Payne, II | 1997-11-04 |
| 5652539 | Power regulator | Gary V. Zanders, Robert D. Lee | 1997-07-29 |
| 5638418 | Temperature detector systems and methods | James M. Douglass, Gary V. Zanders, Robert D. Lee | 1997-06-10 |
| 5619066 | Memory for an electronic token | Stephen M. Curry, Michael L. Bolan, Kevin Deierling, William L. Payne, II, Hal Kurkowski +3 more | 1997-04-08 |
| 5592069 | Battery charger | Robert D. Lee | 1997-01-07 |
| 5517015 | Communication module | Stephen M. Curry, Michael L. Bolan, Kevin Deierling, William L. Payne, II, Hal Kurkowski +3 more | 1996-05-14 |
| 5488284 | Battery charger systems and methods | Eric W. Mumper | 1996-01-30 |
| 5359233 | Reset monitor for detection of power failure and external reset | Eric W. Mumper | 1994-10-25 |
| 5223748 | Battery manager | Eric W. Mumper, Hal Kurkowski | 1993-06-29 |
| 5010331 | Time-key integrated circuit | Robert D. Lee, Michael L. Bolan, Francis A. Scherpenberg | 1991-04-23 |
| 4983820 | Interface for receiving electronic tokens | — | 1991-01-08 |
| 4984291 | Coded communication system with shared symbols | Robert D. Lee | 1991-01-08 |
| 4978869 | ESD resistant latch circuit | — | 1990-12-18 |
| 4977537 | Dram nonvolatizer | Francis A. Scherpenberg | 1990-12-11 |
| 4948954 | Interface for receiving electronic tokens | — | 1990-08-14 |
| 4943804 | Electronic key locking circuitry | Robert D. Lee | 1990-07-24 |
| 4897860 | Programmable time base circuit with protected internal calibration | Robert D. Lee | 1990-01-30 |
| 4870401 | Electronic key locking circuitry | Robert D. Lee | 1989-09-26 |