Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6706231 | Method for compression molding plastic closures | — | 2004-03-16 |
| 6602065 | Apparatus for compression molding plastic closures | — | 2003-08-05 |
| 6478568 | Method and apparatus for compression molding plastic articles | — | 2002-11-12 |
| 6299428 | Apparatus for compression molding plastic articles | — | 2001-10-09 |
| 6123880 | Method for compression molding plastic articles | — | 2000-09-26 |
| 6074583 | Method and apparatus for compression molding plastic articles | — | 2000-06-13 |
| 5989007 | Method and apparatus for compression molding plastic articles | David C. Thompson | 1999-11-23 |
| 5932155 | Method and apparatus for providing overload protection in compression molding machines | — | 1999-08-03 |
| 5916342 | Apparatus for scoring plastic tamper indicating closures | — | 1999-06-29 |
| 5866177 | Apparatus for compression molding plastic articles | — | 1999-02-02 |
| 5770130 | Method and apparatus for compression molding plastic articles | David C. Thompson | 1998-06-23 |
| 5755347 | Tamper indicating package | — | 1998-05-26 |
| 5670100 | Method and apparatus for compression molding plastic articles | — | 1997-09-23 |
| 5658518 | Method and apparatus for compression molding closure liners | — | 1997-08-19 |
| 5611446 | Tamper indicating package | Daniel J. Crowley, Jr. | 1997-03-18 |
| 5603873 | Method of making compression molded products | Timothy W. Miller | 1997-02-18 |
| 5554327 | Method and apparatus for compression molding plastic articles | David C. Thompson | 1996-09-10 |
| 5522293 | Method and apparatus for accurately positioning a knife blade for scoring plastic tamper indicating closures | — | 1996-06-04 |
| 5462184 | Tamper indicating package | Daniel J. Crowley, Jr. | 1995-10-31 |
| 5456587 | Plastic pellet delivery system | — | 1995-10-10 |
| 5451360 | Method and apparatus for compression molding closure liners | — | 1995-09-19 |
| 5386971 | Plastic pellet delivery system and method of use | — | 1995-02-07 |
| 5370520 | Apparatus for making a tamper indicating closure | Daniel J. Crowley, Jr. | 1994-12-06 |
| 5328650 | Method of distributing pigments in compression molded products | Timothy W. Miller | 1994-07-12 |
| 5310069 | Tamper indicating package | Daniel J. Crowley, Jr. | 1994-05-10 |