Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10247534 | Apparatus and method for determining feedscrew and barrel wear | Richard T. Harris | 2019-04-02 |
| 7409775 | Apparatus and method for determining feedscrew and barrel wear | Richard T. Harris | 2008-08-12 |
| 7168291 | Apparatus and method for determining feedscrew and barrel wear | Richard T. Harris, Christopher W. Barr | 2007-01-30 |
| 7134316 | Apparatus and method for determining feedscrew and barrel wear | Richard T. Harris | 2006-11-14 |
| 5097864 | Adjustable flow poppet valve for injection molding | Jeffrey A. Myers | 1992-03-24 |
| 4604251 | Method and apparatus for indicating dimensional relationships in plastic material feeding device during operation | — | 1986-08-05 |