Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6450356 | Methods for encapsulating waste material and systems therefor | Loren D. Alexander, Lloyd L. Piper, II, Thaddeus S. Dzierzbicki | 2002-09-17 |
| 6155446 | Method for encapsulating waste material and systems therefor | Loren D. Alexander, Lloyd L. Piper, II, Thaddeus S. Dzierzbicki | 2000-12-05 |
| 5912026 | Device for providing a hinge to extruded plastic | Keith Hoschouer | 1999-06-15 |
| 5221570 | Multilayered coextruded geomembrane | Gary Kolbasuk | 1993-06-22 |
| 4655355 | Container including inner closure with opening permitting free liquid flow | Robert Turoff, Brian D. Zdeb | 1987-04-07 |
| 4613531 | Layered thermoplastic articles and method for forming | Robert J. Williams | 1986-09-23 |
| 4510115 | Method for forming layered thermoplastic articles | Robert J. Williams | 1985-04-09 |
| 4301935 | Container with hanger | Robert William Gilbert | 1981-11-24 |
| 4218416 | Method for extruding a parison | — | 1980-08-19 |