WS

William C. Schwarzel

PO Polaroid: 13 patents #44 of 898Top 5%
PD Polaroid Corporation, Patent Dept.: 1 patents #7 of 23Top 35%
Overall (All Time): #357,082 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6258505 Heat and radiation-sensitive imaging medium, and processes for use thereof Jayprakash C. Bhatt, Daoshen Bi, F. Richard Cottrell, Rong-Chang Liang, Tung-Feng Yeh 2001-07-10
6054246 Heat and radiation-sensitive imaging medium, and processes for use thereof Jayprakash C. Bhatt, Daoshen Bi, F. Richard Cottrell, Rong-Chang Liang, Tung-Feng Yeh 2000-04-25
5853958 Lithographic plate with disperse particulate rubber additive Chieh-Min Cheng, Anthony C. Giudice, Rong-Chang Liang, Leonard C. Wan 1998-12-29
5616449 Lithographic printing plates with dispersed rubber additives Chieh-Min Cheng, Anthony C. Giudice, Rong-Chang Liang, Leonard C. Wan 1997-04-01
5599650 Photoreaction quenchers in on-press developable lithographic printing plates Daoshen Bi, Maurice J. Fitzgerald, Frederick Richard Kearney, Rong-Chang Liang, Tung-Feng Yeh 1997-02-04
5561029 Low-volatility, substituted 2-phenyl-4,6-bis (halomethyl)-1,3,5-triazine for lithographic printing plates Maurice J. Fitzgerald, Frederick Richard Kearney, Rong-Chang Liang, Donna J. Guarrera, John M. Hardin +1 more 1996-10-01
5556924 Synthesis of photoreactive polymeric binders Maurice J. Fitzgerald, Frederick Richard Kearney, Rong-Chang Liang 1996-09-17
5514522 Synthesis of photoreactive polymeric binders Maurice J. Fitzgerald, Frederick Richard Kearney, Rong-Chang Liang 1996-05-07
5206208 Stabilization of thermal images Rong-Chang Liang, Rita S. Shon Baker, Robert P. Short, Stephen R. Sofen, Michael A. Young 1993-04-27
4946964 Photographic compounds Roger A. Boggs, John B. Mahoney, Avinash C. Mehta, Lloyd D. Taylor 1990-08-07
4743533 Photographic system utilizing a compound capable of providing controlled release of photographically useful group Roger A. Boggs, John B. Mahoney, Avinash C. Mehta, Lloyd D. Taylor 1988-05-10
4547451 Hydrolyzable diffusion control layers in photographic products Stanley J. Jasne, Charles I. Sullivan, Lloyd D. Taylor 1985-10-15
4391895 Diffusion control layers for diffusion transfer photographic film Lloyd D. Taylor 1983-07-05
4352871 Polymeric hydroxamic acid polyvalent metal salt interlayer for photographic diffusion transfer products Lloyd D. Taylor 1982-10-05