Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6294111 | Electrochromic inks | Philip M. Henry, Richard Snyder, Robert M. Anthony | 2001-09-25 |
| 6265103 | Enclosure assembly for dry cells | Philip M. Henry | 2001-07-24 |
| 6048572 | Method and apparatus for making thermochromic battery tester | Philip M. Henry, Richard Snyder | 2000-04-11 |
| 5952122 | Battery label with primer layer | — | 1999-09-14 |
| 5925480 | Thermochromic battery tester | Philip M. Henry, Richard Snyder | 1999-07-20 |
| 5292566 | Battery label with non-shrinkable top layer | — | 1994-03-08 |