Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5992634 | Package, product and method that facilitates disposal of spent products containing hazardous waste | Jeff Keven Woodring | 1999-11-30 |
| 5240527 | Method of producing encapsulated fibrous insulation blanket | Spencer I. Meier | 1993-08-31 |
| 5169700 | Faced fiber glass insulation | Spencer I. Meier | 1992-12-08 |
| 4423700 | Apparatus for coating plastic pipe | Minh Dang Nguyen | 1984-01-03 |
| 4354891 | Method of curing polyester resin in the presence of rubber | John L. Sznopek, Manfred Klepetar | 1982-10-19 |
| 4329193 | Method of making a coupling for rigid pressure pipe | John L. Sznopek, Robert W. Heisler, Joseph P. Ferraro, Henry J. Kazienko | 1982-05-11 |
| 4319950 | Mandrel for making a coupling for rigid pressure pipe | John L. Sznopek, Robert W. Heisler, Joseph P. Ferraro, Henry J. Kazienko | 1982-03-16 |