Inventor · Salt Lake City, UT, US

John M. Guynn

37Patents
12h-index
6Co-inventors
74Inventor score

Filing activity: Dec 3, 1998 → May 12, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8323399B2 High early strength pozzolan cement blends Emerging Cross-Sectional Technologies 31 Active
US9067824B1 Modification of pozzolanic chemistry through blending Emerging Cross-Sectional Technologies 31 Active
US7972432B2 High early strength pozzolan cement blends Emerging Cross-Sectional Technologies 29 Active
US7799128B2 High early strength pozzolan cement blends Emerging Cross-Sectional Technologies 28 Active
US8414700B2 Narrow PSD hydraulic cement, cement-SCM blends, and methods for making same Emerging Cross-Sectional Technologies 23 Active
US8974593B2 Particle packed cement-SCM blends Emerging Cross-Sectional Technologies 23 Active
US9102567B1 Engineered Portland cement incorporating SCMs and methods for making same Chemistry; Metallurgy 20 Active
US8377201B2 Narrow PSD hydraulic cement, cement-SCM blends, and methods for making same Emerging Cross-Sectional Technologies 20 Active
US9238591B2 Particle packed cement-SCM blends Emerging Cross-Sectional Technologies 19 Active
US8551245B2 Narrow PSD hydraulic cement, cement-SCM blends, and methods for making same Emerging Cross-Sectional Technologies 18 Active
US6016812A Apparatus and systems for cleaning under a person's fingernails Human Necessities 18 Expired
US9272953B2 High early strength cement-SCM blends Emerging Cross-Sectional Technologies 18 Active
US9095373B2 Scrub brush Human Necessities 11 Active
US8937212B2 Feminine cooling pad Human Necessities 9 Active
US9957196B1 Particle size optimized white cementitious compositions Emerging Cross-Sectional Technologies 8 Active
US9044846B1 Adjustable lightweight camping mallet Performing Operations; Transporting 8 Active
US10494298B1 Cement-SCM compositions and methods and systems for their manufacture Emerging Cross-Sectional Technologies 7 Active
US10131575B2 Use of quarry fines and/or limestone powder to reduce clinker content of cementitious compositions Emerging Cross-Sectional Technologies 7 Active
US10233116B1 Activitation of natural pozzolans Emerging Cross-Sectional Technologies 6 Active
US10737980B2 Use of mineral fines to reduce clinker content of cementitious compositions Emerging Cross-Sectional Technologies 4 Active
US11446278B2 Penetrating topical pain relief compositions and methods of use Human Necessities 4 Active
US10730805B2 Use of quarry fines and/or limestone powder to reduce clinker content of cementitious compositions Emerging Cross-Sectional Technologies 4 Active
US11168029B2 Use of mineral fines to reduce clinker content of cementitious compositions Emerging Cross-Sectional Technologies 3 Active
US10526248B2 White cementitious compositions Emerging Cross-Sectional Technologies 3 Active
US11472737B1 Process for improving fly ash quality, improved fly ash, and cementitious compositions containing improved fly ash Emerging Cross-Sectional Technologies 3 Active

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