Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825791 | Deceptive signature broadcast system for aircraft | Albin A. Hastbacka | 2004-11-30 |
| 5740051 | 3-D model making | John L. Forsyth, Kempton F. Philbrook | 1998-04-14 |
| 5506607 | 3-D model maker | John L. Forsyth, Kempton F. Philbrook | 1996-04-09 |
| 5040911 | Paper advancing system for high speed printers | John L. Forsyth | 1991-08-20 |
| 4990920 | Electronic countermeasure system | — | 1991-02-05 |
| 4969758 | Method of improving the printing speed of an impact dot printer printing in a near letter quality mode | John Sanders | 1990-11-13 |
| 4948280 | Serial printer carriage drive with ballistic rebound reversal | John L. Forsyth, John P. Conant | 1990-08-14 |
| 4921365 | High speed shuttle printer | John L. Forsyth, John P. Conant | 1990-05-01 |
| 4896980 | Paper advancing system for high speed printers | John L. Forsyth | 1990-01-30 |
| 4856920 | Dot matrix printing and scanning | — | 1989-08-15 |
| 4794387 | Enhanced raster image producing system | — | 1988-12-27 |
| 4772141 | Dot matrix printhead pin driver and method of assembly | John L. Forsyth | 1988-09-20 |
| 4552064 | Dot matrix printers and print heads therefor | John L. Forsyth | 1985-11-12 |
| 4531848 | Dot matrix print head | John L. Forsyth | 1985-07-30 |
| 4515488 | Assembling dot matrix print heads | John L. Forsyth | 1985-05-07 |
| 4291992 | Printer pin control circuitry | Charles W. Barr, Michael I. Lerer, Russell J. Vassar, Jr. | 1981-09-29 |