Roos; Leo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Roos; Leo.The latest application filed is for "method of application of a conforming mask to a printed circuit board".
- Roos; Leo - Laguna Beach CA
- Roos; Leo - San Jose CA
- Roos; Leo - New Shrewsbury NJ
| Patent | Date |
|---|---|
| Method of application of a conforming mask to a printed circuit board Grant 5,164,284 - Briguglio , et al. November 17, 1 | 1992-11-17 |
| Method of forming a conformable mask on a printed circuit board Grant 4,889,790 - Roos , et al. December 26, 1 | 1989-12-26 |
| Contrast colorant for photopolymerizable compositions Grant 4,297,435 - Jolly , et al. October 27, 1 | 1981-10-27 |
| Polymeric binders for aqueous processable photopolymer compositions Grant 4,273,857 - Leberzammer , et al. June 16, 1 | 1981-06-16 |
| Composite, mask-forming, photohardenable elements Grant 4,126,466 - Roos November 21, 1 | 1978-11-21 |
| Photosensitive Bis-diazonium Salt Compositions And Elements Grant 3,778,270 - Roos December 11, 1 | 1973-12-11 |
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