Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6308406 | Method for forming an electrical conductive circuit on a substrate | Peter L. Gill | 2001-10-30 |
| 5797344 | On-demand useful life indicator and method of making same | Peter L. Gill | 1998-08-25 |
| 5630372 | On demand useful life indicator | Peter L. Gill | 1997-05-20 |
| D362185 | Status indicating and tamper evident closure | — | 1995-09-12 |