HB

Harold E. Bellis

EA E.I. Du Pont De Nemours And: 15 patents #410 of 8,010Top 6%
TI Texas Instruments: 9 patents #1,613 of 12,488Top 15%
DU Ducoa: 2 patents #2 of 11Top 20%
CO Conoco: 1 patents #310 of 638Top 50%
📍 Wilmington, DE: #132 of 3,182 inventorsTop 5%
🗺 Delaware: #252 of 7,163 inventorsTop 4%
Overall (All Time): #147,433 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
8576487 Spoke light recapture for the spoke between a color of a wheel and its neutral density complement Gregory J. Hewlett 2013-11-05
7972001 Projection illumination device and method for projection visual display system using multiple controlled light emitters having individual wavelengths Steven M. Penn, Gregory J. Hewlett, Dana F. Segler, Jr., Gregory S. Pettitt 2011-07-05
7948499 Color control algorithm for use in display systems Rajeev Ramanath 2011-05-24
7623286 System and method for displaying images Gregory Scott Vestal 2009-11-24
7471273 Bit segment timing organization providing flexible bit segment lengths Gregory J. Hewlett 2008-12-30
7403187 Generalized reset conflict resolution of load/reset sequences for spatial light modulators Gregory J. Hewlett 2008-07-22
7265794 Managing the color temperature for a light source array Erin Patricia Murphy Smoyer, Nguyen T. Ho 2007-09-04
7161608 Digital system and method for displaying images using shifted bit-weights for neutral density filtering applications Gregory S. Pettitt, Jason Thompson, James F. Headley, Dana F. Segler, Jr. 2007-01-09
5880573 Low-cost phase-lock motor control method and architecture Stephen W. Marshall, Richard C. Meyer 1999-03-09
5696287 Process for making aqueous betaine solutions 1997-12-09
5684191 Process for the combined synthesis of betaine and choline chloride Thomas Jemison, Owen Mathre 1997-11-04
5679864 Process for the synthesis of curcumin-related compounds Mark Harry Krackov 1997-10-21
5374743 Process for the synthesis of lactide or glycolide from lactic acid or glycolide acid oligomers Chester A. Thayer, II 1994-12-20
5278256 Rapidly degradable poly (hydroxyacid) compositions 1994-01-11
5179232 Process for solubilizing formaldehyde oligomers Edward J. Balthazar, Charles J. Denham 1993-01-12
5138074 Continuous catalyzed vapor phase dimeric cyclic ester process Kamlesh Kumar Bhatia 1992-08-11
5110954 Dehydrogenation of diols 1992-05-05
5110868 Biodegradable compositions for controlled release of chemical agents Virginia Osterman 1992-05-05
4986353 Placement process for oil field chemicals Charles R. Clark, Donald L. Whitfill, D. Philip Cords, Edward Francis McBride 1991-01-22
4985180 Process for preparing phenyl esters of substituted acids Donald J. Dumas, George C. Sonnichsen, Vinayakam Subramanyam 1991-01-15
4853485 Method for producing monomethylformamide and dimethylformamide 1989-08-01
4727163 Process for preparing highly pure cyclic esters 1988-02-23
4715967 Composition and method for temporarily reducing permeability of subterranean formations Edward Francis McBride 1987-12-29
4543424 Process for preparing substituted formamides 1985-09-24
4354041 Method for deactivating catalyst in preparation of dimethylformamide from dimethylamine and carbon monoxide 1982-10-12