Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7181855 | Methods and devices for enhancing intensity of on-surface lines cast by laser line projectors or the like | Norman L. Krantz | 2007-02-27 |
| 6933712 | Electrical circuit tracing and identifying apparatus and method | Paul Drew Ehrensberger, Jr. | 2005-08-23 |
| 6291970 | Device for reverse polarization protection for a battery | Shandon Alderson | 2001-09-18 |
| 5626990 | Recombinant lead acid battery and method of making same | Robert Miller | 1997-05-06 |