Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4360570 | Use of photosensitive stratum to create through-hole connections in circuit boards | Sam Andreades, John W. Lott | 1982-11-23 |
| 4355055 | Use of prolonged tack toners for the preparation of multilayer electric circuits | Abraham B. Cohen, Roger O. Uhler | 1982-10-19 |
| 4303698 | Use of prolonged tack toners for the preparation of electric circuits | Abraham B. Cohen, Roger O. Uhler | 1981-12-01 |
| 4283243 | Use of photosensitive stratum to create through-hole connections in circuit boards | Sam Andreades, John W. Lott | 1981-08-11 |