Inventor · Des Moines, IA, US

Carl R. Simmons

80Patents
9h-index
88Co-inventors
81Inventor score

Filing activity: Feb 24, 1999 → Dec 22, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6696619B1 Plant aminoacyl-tRNA synthetases Chemistry; Metallurgy 66 Expired
US6911577B2 Defensin polynucleotides and methods of use Chemistry; Metallurgy 43 Expired
US6563020B1 Maize chitinases and their use in enhancing disease resistance in crop plants Chemistry; Metallurgy 33 Expired
US6875907B2 Antimicrobial peptides and methods of use Chemistry; Metallurgy 23 Expired
US7087810B2 Isolated nucleic acids encoding proteins with chitinase activity and uses thereof Emerging Cross-Sectional Technologies 22 Expired
US7205453B2 Crop plant cystatin proteinase inhibitors encoding nucleic acids and methods of use Chemistry; Metallurgy 21 Expired
US7145060B2 Nucleic acid encoding a chitinase and methods of using it to make fungal resistant plants Emerging Cross-Sectional Technologies 18 Expired
US9347068B2 Manipulation of ammonium transporters (AMTs) to improve NUE in higher plants Emerging Cross-Sectional Technologies 13 Active
US7589257B2 Genes for enhancing nitrogen utilization efficiency in crop plants Emerging Cross-Sectional Technologies 13 Active
US6421613B1 Data processing of the maize prolifera genetic sequence Emerging Cross-Sectional Technologies 6 Expired
US8080647B2 Tetracycline repressor and uses thereof Chemistry; Metallurgy 4 Active
US6433249B1 Use of &bgr;-glucosidase to enhance disease resistance and resistance to insects in crop plants Emerging Cross-Sectional Technologies 3 Expired
US6501008B1 Maize endo-1,3;1,4-&bgr;-glucanase nucleic acid Emerging Cross-Sectional Technologies 3 Expired
US7396980B2 Defensin polynucleotides and methods of use Chemistry; Metallurgy 3 Expired
US10344290B2 Regulatory sequences for modulating transgene expression in plants Chemistry; Metallurgy 2 Active
US7393999B1 Antimicrobial peptides and methods of use Chemistry; Metallurgy 2 Active
US6504084B1 Maize NPR1 polynucleotides and methods of use Chemistry; Metallurgy 2 Expired
US8710296B2 Defensin polynucleotides and methods of use Chemistry; Metallurgy 2 Active
US7306946B2 Antifungal polypeptides Human Necessities 2 Expired
US7589176B2 Antifungal polypeptides Chemistry; Metallurgy 2 Active
US9518266B2 Maize genes for controlling plant growth and organ size and their use in improving crop plants Emerging Cross-Sectional Technologies 2 Active
US6576814B1 Manipulation of Mlo genes to enhance disease resistance in plants Chemistry; Metallurgy 1 Expired
US12077766B2 MADS box proteins and improving agronomic characteristics in plants Emerging Cross-Sectional Technologies 1 Active
US6921847B2 Lipoxygenase polynucleotides and methods of use Chemistry; Metallurgy 1 Expired
US7807876B1 Antimicrobial peptides and methods of use Chemistry; Metallurgy 1 Active

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