Inventor · Champaign, IL, US

Charles Abbas

24Patents
7h-index
45Co-inventors
69Inventor score

Filing activity: Sep 30, 1991 → Jul 16, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7494675B2 Process for the production of animal feed and ethanol and novel animal feed Emerging Cross-Sectional Technologies 66 Active
US7998455B2 Process for hydrogen gas production from carbohydrate feedstocks Emerging Cross-Sectional Technologies 46 Active
US5223402A Method of detecting microbes utilizing chemiluminescent compound Chemistry; Metallurgy 30 Expired
US6982328B2 Methods of producing compounds from plant material Chemistry; Metallurgy 28 Expired
US10577580B2 Methods for the positive selection of ethanol overproducing mutants from Saccharomyces cerevisiae Emerging Cross-Sectional Technologies 25 Active
US7652131B2 Methods of producing compounds from plant materials Chemistry; Metallurgy 18 Expired
US7998511B2 Process for the production of animal feed and ethanol and novel animal feed Emerging Cross-Sectional Technologies 8 Active
US8323952B2 Alcoholic xylose fermentation at high temperatures by the thermotolerant yeast Hansenula polymorpha Emerging Cross-Sectional Technologies 5 Active
US8071298B2 Increased ethanol production from xylose Emerging Cross-Sectional Technologies 4 Active
US7709034B2 Soluble non-caloric fiber composition and process of preparing the same Emerging Cross-Sectional Technologies 2 Active
US9416377B2 Cellulolytic enzyme enhancement of dry grind corn processing and ethanol production Emerging Cross-Sectional Technologies 1 Active
US9228178B2 Engineering of xylose reductase and overexpression of xylitol dehydrogenase and xylulokinase improves xylose alcoholic fermentation in the thermotolerant yeast Hansenula polymorpha Emerging Cross-Sectional Technologies 1 Active
US9428559B2 Genes conferring tolerance to ethanol and high temperature for yeasts Emerging Cross-Sectional Technologies 1 Active
US7009045B2 Transformation systems for flavinogenic yeast Chemistry; Metallurgy 1 Expired
US7368138B2 Extraction of phytosterols from corn fiber using green solvents Performing Operations; Transporting 1 Expired
US7854955B2 Corn fiber hulls as a food additive or animal feed Emerging Cross-Sectional Technologies 1 Active
US7833994B2 Ethanol extraction of phytosterols from corn fiber Human Necessities 1 Active
US8114447B2 Extraction of phytosterols from corn fiber using green solvents Performing Operations; Transporting 1 Active
US9388399B2 Development of strains of the thermotolerant yeast Hansenula polymorpha capable of alcoholic fermentation of starch and xylan by expression of starch and xylan degrading enzymes Emerging Cross-Sectional Technologies 1 Active
US10752875B2 System and method for extracting ethanol from a fermentation broth Emerging Cross-Sectional Technologies 1 Active
US10961549B2 Genes conferring tolerance to ethanol and high temperature for yeasts Emerging Cross-Sectional Technologies 0 Active
US12134763B2 System and method for extracting ethanol from a fermentation broth Emerging Cross-Sectional Technologies 0 Active
US8815571B2 Increased fiber hydrolysis by protease addition Emerging Cross-Sectional Technologies 0 Active
US8741627B2 Alcoholic xylose fermentation at high temperatures by the thermotolerant yeast Hansenula polymorpha Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.