GR

George H. Robertson

SC Sun Chemical: 13 patents #16 of 539Top 3%
CI Ciba-Geigy: 6 patents #470 of 2,867Top 20%
US USDA: 5 patents #184 of 2,828Top 7%
📍 Cincinnati, OH: #329 of 8,043 inventorsTop 5%
🗺 Ohio: #2,504 of 73,341 inventorsTop 4%
Overall (All Time): #174,718 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
8697843 Superabsorbant materials from chemically modified gluten Bor-Sen Chiou, Trung K. Cao 2014-04-15
7914615 Continuous process for preparing pigment flush 2011-03-29
7429441 Electrostatic charge developing toner Kevin A. Arthur, Seiji Funakura 2008-09-30
7341663 Spiral-wound liquid membrane module for separation of fluids and gases Richard D. Offeman 2008-03-11
7329315 Copper phthalocyanine blue pigment composition and water borne dispersion thereof Stanislav G. Vilner, Tatiana N. Romanova, Mark Ortalano, Russell Schwartz 2008-02-12
7115164 Preparation of yellow pigments Edward Sung, Veronica L. Chambers 2006-10-03
7019121 Process for conditioning azo pigments Edward Sung, Humberto Velasquez 2006-03-28
6972333 Preparation of quinacridonequinones and substituted derivatives of same Edward Sung, James Dong 2005-12-06
6926768 Treatment of high performance pigments Kevin A. Arthur, George McLaren, Stanislav G. Vilner, Ronald R. Forbes 2005-08-09
6494949 Process for the preparation of beta-phase quinacridone Edward Sung, Kathleen Marie Kozak, Terrence R. Chamberlain 2002-12-17
6471764 Treatment of high performance pigments with etheramine dispersing salts Kevin A. Arthur, Russell Schwartz, Stanislav G. Vilner, George McLaren 2002-10-29
6464773 Toluene sulfonic acid swelling of perylene pigments Edward Sung, Chris M. Arizo 2002-10-15
6402829 Process for preparing a substantially pure gamma phase quinacridone pigment of large particle size Edward Sung, Humberto Velasquez 2002-06-11
5851301 Methods for separation of wheat flour into protein and starch fractions Trung K. Cao 1998-12-22
4556460 Dehydration of ethanol Attila E. Pavlath 1985-12-03
4491481 Organic pigment compositions containing an azo compound with a heterocyclic substituent David M. Price, Raymond N. Birrell 1985-01-01
4448607 Conditioning crude phthalocyanine pigments Steven L. Johnson, George McLaren 1984-05-15
4318415 Apparatus for removing corn from cob Daniel F. Farkas 1982-03-09
4278601 Process for conditioning phthalocyanine pigment Ian Robert Wheeler, David Ross McGregor 1981-07-14
4220473 Process for treating azo pigments 1980-09-02
4205995 Pigment compositions Ian Robert Wheeler 1980-06-03
4194921 Pigment compositions and process for dust free pigment beads Ian Robert Wheeler 1980-03-25
4192841 Process for making dustless, readily-dispensible pigment granules Robert L. Rooney, Robert B. Todd 1980-03-11
4188236 Process for the production of a pigment composition Alistair B. Boyd, Robert L. Rooney 1980-02-12