Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7776251 | Method of making sound insulation with high loft | John P. Field | 2010-08-17 |
| 6139608 | Process for producing meltblown polyolefin fibers for mechanical filtration | Timothy Woodbridge | 2000-10-31 |
| 5176968 | Electrochemical cell | Jane A. Blasi, Richard M. Mank | 1993-01-05 |
| 4794057 | Separator for electrochemical cells | — | 1988-12-27 |
| 4435488 | Gelling agent for alkaline cells | William S. Bahary | 1984-03-06 |