Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811038 | Ink jet printing system and drum therefore | Thomas A. Gordon | 1989-03-07 |
| 4799172 | Apparatus and method for automatic layout of sign text | David J. Logan | 1989-01-17 |
| 4768410 | Coded web and associated web handling and working machine | — | 1988-09-06 |
| 4761315 | Blank for use in a lens pattern generator | David J. Logan, William Hernandez | 1988-08-02 |
| 4745683 | Apparatus for producing a pounce pattern | — | 1988-05-24 |
| 4732069 | Knife and knife holder assembly | William Loos | 1988-03-22 |
| 4724617 | Apparatus for tracing the lens opening in an eyeglass frame | David J. Logan, Charles M. Hevenor | 1988-02-16 |
| 4711035 | Method and apparatus for making a pattern for a lens opening in an eyeglass frame | David J. Logan, William Hernandez, Richard L. Edwards | 1987-12-08 |
| 4708901 | Coded web and associated web handling and working machine | — | 1987-11-24 |
| 4547786 | Ink jet printing system | David J. Logan, Thomas A. Gordon, John E. Ladue | 1985-10-15 |
| 4339974 | Supporting anvil for movable cutting platen | — | 1982-07-20 |
| 4275627 | Apparatus for cutting cigar wrappers from natural tobacco leaves | Verner Anderson, David J. Logan | 1981-06-30 |
| 4261374 | Supporting anvil for movable cutting platen | — | 1981-04-14 |
| 4222396 | Apparatus for cutting cigar wrappers from natural tobacco leaves | Verner Anderson, David J. Logan | 1980-09-16 |
| 4209239 | Plotting apparatus having an adjustable plotting head | Robert S. Alford | 1980-06-24 |
| 4204145 | Method of selecting the cutting position for a cigar wrapper on a tobacco leaf | Charles M. Hevenor | 1980-05-20 |