Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5968664 | Polymeric coated substrates for producing optically variable products | John M. Heberger, Stephen J. Gust | 1999-10-19 |
| 5928781 | Crotonic acid polymer coated substrates for producing optically variable products | Stephen J. Gust, John M. Heberger | 1999-07-27 |
| 5201460 | Spill-resistant drinking straw | — | 1993-04-13 |
| 5185932 | Robotic fluid-actuated muscle analogue tree trimmer | — | 1993-02-16 |
| 5021064 | Robotic fluid-actuated muscle analogue | — | 1991-06-04 |
| 4923713 | Moisture-resistant, coated thermoplastic film having enhanced adhesion to inks and metallic layers | David Rudd | 1990-05-08 |
| 4880695 | Moisture-resistant, coated thermoplastic film having enhanced adhesion to inks and metallic layers | David Rudd | 1989-11-14 |
| 4810434 | Process for manufacture of surface-modified oriented polymeric film | — | 1989-03-07 |
| 4790293 | Apparatus and method for solar heating of water | — | 1988-12-13 |
| 4631155 | Process for manufacture of surface-modified oriented polymeric film | — | 1986-12-23 |
| 4557963 | Tamper-resistant polyester credit cards | — | 1985-12-10 |
| 4554200 | Polyester film primed with organic acid salts | — | 1985-11-19 |
| 4522670 | Process for manufacture of tamper-resistant polyester credit cards | — | 1985-06-11 |
| 4515863 | Polyester film primed with phosphorus-containing polyester | — | 1985-05-07 |
| 4486483 | Polyester film primed with organic acid salts | — | 1984-12-04 |
| 4401327 | Nylon twine and the like having ameliorated knot strength | — | 1983-08-30 |
| 4210621 | Method of applying vermicular expanded graphite composite material | John A. Snover | 1980-07-01 |