Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6490826 | Methods of utilizing a finely divided mineral composite | — | 2002-12-10 |
| 6293047 | Finely divided mineral composite, and methods of making and utilizing same | — | 2001-09-25 |
| 4291618 | Method and apparatus for folding and crushing empty cylindrical cans | Warren R. Heiser | 1981-09-29 |