Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
WR

William R. Roach — 28 Patents

SASarnoff: 12 patents #28 of 471Top 6%
RCRca: 8 patents #132 of 1,739Top 8%
DPDelsys Pharmaceutical: 6 patents #8 of 36Top 25%
DCDavid Sarnoff Research Center: 2 patents #40 of 125Top 35%
GE: 1 patents #19,940 of 36,430Top 55%
Rocky Hill, NJ: #5 of 37 inventorsTop 15%
New Jersey: #2,526 of 69,400 inventorsTop 4%
Overall (All Time): #134,628 of 4,157,543Top 4%
28 Patents All Time
William R. Roach has been granted 28 US patents while listed as an inventor at Sarnoff. The first was granted in 1980 and the most recent in April 2004. William R. Roach ranks #134,628 of 4,157,543 US inventors in our database (top 3.2%). Patent records list William R. Roach in Rocky Hill, NJ, US.

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6724609 Electrostatic sensing chuck using area matched electrodes Hoi-Cheong Steve Sun, Nitin V. Desai, David Norman Ludington, Timothy Allen Pletcher, David Keller +3 more 2004-04-20
6720024 Methods using dry powder deposition apparatuses Eugene S. Poliniak, Hoi Cheong Steve Sun, Nitin V. Desai, Nalin Kumar, Lawrence Harrison Hammer +6 more 2004-04-13
6560398 Light-emitting fiber, and method for making same Daniel J. Szostak 2003-05-06
6541919 Electrical interconnection of light-emitting fibers, and method therefor Grzegorz Kaganowicz, Bawa Singh 2003-04-01
6511712 Methods using dry powder deposition apparatuses Eugene S. Poliniak, Hoi-Cheong Steve Sun, Nitin V. Desai, Nalin Kumar, Lawrence Harrison Hammer +6 more 2003-01-28
6370005 Electrostatic sensing chuck using area matched electrodes Hoi-Cheong Steve Sun, Nitin V. Desai, David Norman Ludington, Timothy Allen Pletcher, David Keller +3 more 2002-04-09
6368674 Method of fabricating a support with dry deposited compounds thereon Zvi G. Loewy, Bawa Singh 2002-04-09
6303143 Pharmaceutical product Suggy Chrai, Ramaswamy Murari, Eugene S. Poliniak, Hoi-Cheong Steve Sun, Nitin V. Desai +10 more 2001-10-16
6274978 Fiber-based flat panel display Bawa Singh, Satyam Choudary Cherukuri, Zilan Shen 2001-08-14
6259838 Linearly-addressed light-emitting fiber, and flat panel display employing same Bawa Singh, Satyam Choudary Cherukuri, Peter John Zanzucchi, Israel Kalish, James Harold Atherton 2001-07-10
6259846 Light-emitting fiber, as for a display Bawa Singh, William Chiang, Zilan Shen, Vipulkumar Patel 2001-07-10
6228228 Method of making a light-emitting fiber Bawa Singh, William Chiang 2001-05-08
6201518 Continuous drive AC plasma display device Michael G. Kane 2001-03-13
6063194 Dry powder deposition apparatus Eugene S. Poliniak, Hoi-Cheong Steve Sun, Nitin V. Desai, Nalin Kumar, Lawrence Harrison Hammer +8 more 2000-05-16
6045753 Deposited reagents for chemical processes Zvi G. Loewy, Bawa Singh 2000-04-04
5882903 Assay system and method for conducting assays Zygmunt M. Andrevski, Peter D. Southgate, Peter John Zanzucchi 1999-03-16
5863502 Parallel reaction cassette and associated devices Peter D. Southgate, Zygmunt M. Andrevski, Peter John Zanzucchi 1999-01-26
5337068 Field-sequential display system utilizing a backlit LCD pixel array and method for forming an image Roger G. Stewart 1994-08-09
5063378 Scanned liquid crystal display with select scanner redundancy 1991-11-05
4892391 Method of arranging the cells within the pixels of a color alpha-numeric display device Wilber C. Stewart, Albert P. Pica 1990-01-09 $13,120,000
4726659 Display device having different alignment layers Neal D. Conrad, Sandra K. McClelland 1988-02-23
4490945 Stylus manufacturing apparatus and method 1985-01-01
4363118 Sound carrier amplitude measurement system Istvan Gorog 1982-12-07 $1,864,000
4352564 Missing order defect detection apparatus 1982-10-05 $1,996,000
4329575 Video disc having a label for identifying material recorded thereon 1982-05-11 $824,000