Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4576612 | Fixed ophthalmic lens polishing pad | Ki G. Sohn, Carl Twickler, Otto S. de Pierne | 1986-03-18 |
| 4345002 | Novel intumescent composition and flame retardant articles treated therewith | Ray E. Smith, Richard R. Nicholson | 1982-08-17 |
| 4339357 | Intumescent composition | Richard R. Nicholson, Ray E. Smith | 1982-07-13 |
| 4265791 | Novel phosphoric acid | Richard R. Nicholson, Ray E. Smith | 1981-05-05 |
| 4221837 | Flame retardant article | Richard R. Nicholson, Ray E. Smith | 1980-09-09 |
| 4210452 | Novel intumescent composition | Richard R. Nicholson, Ray E. Smith | 1980-07-01 |
| 4205022 | 2,2-Bis(haloalkyl)-3-hydroxy-1-propyl phosphoric acids | Richard R. Nicholson, Ray E. Smith | 1980-05-27 |
| 4201677 | Intumescent composition comprising cyclic nitrogen compound and phosphorus compounds | Ray E. Smith, Richard R. Nicholson | 1980-05-06 |
| 4201593 | Novel intumescent composition | Kenneth J. Sienkowski, Richard R. Nicholson, Ray E. Smith | 1980-05-06 |