Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9464669 | Duplex bearing lubrication | Eric Andrew Nager, Giri Prakash Devalapally | 2016-10-11 |
| 6164039 | Method of improving the raw stock keeping of photothermographic films | Arunachalam T. Ram, Leann L. Wilson | 2000-12-26 |
| 5500338 | Black and white photographic elements containing release compounds and method of preparing photographic emulsion | Jerome J. Looker | 1996-03-19 |
| 5407240 | Lock for a sliding door | Thomas J. Andre | 1995-04-18 |
| 5264323 | Photographic developing solution and use thereof in the high contrast development of nucleated photographic elements | Michael D. Purol, Paul A. Zielinski | 1993-11-23 |
| 5236816 | Photographic developing solution and use thereof in the high contrast development of nucleated photographic elements | Michael D. Purol, Paul A. Zielinski | 1993-08-17 |
| 5232818 | Nucleated high contrast photographic elements containing thioether compounds to inhibit pepper fog and restrain image spread | Harold I. Machonkin | 1993-08-03 |
| 5196292 | Nucleated high contrast photographic elements containing ballasted thioether isothioureas to inhibit pepper fog and restrain image spread | Harold I. Machonkin | 1993-03-23 |
| 5126227 | High contrast photographic elements containing ballasted hydrophobic isothioureas | Harold I. Machonkin | 1992-06-30 |
| 5041355 | High contrast photographic element including an aryl sulfonamidophenyl hydrazide containing ethyleneoxy groups | Harold I. Machonkin | 1991-08-20 |
| 4994365 | High contrast photographic element including an aryl sulfonamidophenyl hydrazide containing an alkyl pyridinium group | Jerome J. Looker | 1991-02-19 |
| 4988604 | High contrast photographic element including an aryl sulfonamidophenyl hydrazide containing both thio and ethyleneoxy groups | Harold I. Machonkin | 1991-01-29 |
| 4975354 | Photographic element comprising an ethyleneoxy-substituted amino compound and process adapted to provide high constrast development | Harold I. Machonkin | 1990-12-04 |
| 4912016 | High contrast photographic recording material and emulsion and process for their development | Harold I. Machonkin, Lee J. Fleckenstein | 1990-03-27 |
| 4852875 | Racquet swing training apparatus | Jim McLennan, Richard M. Davis | 1989-08-01 |
| 4324849 | Imagewise accelerating equilibration in ultrasonographic recording | Gary M. Russo | 1982-04-13 |