Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6027822 | Coated elongated core material | Charles L. Mathews | 2000-02-22 |
| 5925470 | Coated elongated core material | Charles L. Mathews | 1999-07-20 |
| 5701068 | Battery management system | Jose T. Baer, Bill C. Davis | 1997-12-23 |
| 5698967 | Battery management system | Jose T. Baer, Bill C. Davis | 1997-12-16 |
| 5409787 | Battery plate compression cage assembly | Benny E. Jay | 1995-04-25 |
| 5010637 | Method and apparatus for coating a core material with metal | Charles L. Mathews | 1991-04-30 |
| 4865933 | Battery grid structure made of composite wire | Charles L. Mathews | 1989-09-12 |
| 4658623 | Method and apparatus for coating a core material with metal | Charles L. Mathews | 1987-04-21 |