Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889761 | Substrates having a light-transmissive phase change ink printed thereon and methods for producing same | Donald R. Titterington, James D. Rise, Wayne Jaeger | 1989-12-26 |
| 4883219 | Manufacture of ink jet print heads by diffusion bonding and brazing | John S. Moore, Ted E. Deur, Joy Roy | 1989-11-28 |
| 4875619 | Brazing of ink jet print head components using thin layers of braze material | John S. Moore | 1989-10-24 |
| 4855496 | Process for the preparation of formic acid | David J. Drury, John E. Hamlin, Alexander G. Kent | 1989-08-08 |