Inventor · Powell, OH, US

Harold E. Thompson

14Patents
4h-index
10Co-inventors
57Inventor score

Filing activity: Jul 30, 1979 → Aug 27, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US4235343A Container assembly Performing Operations; Transporting 70 Expired
US5186732A Encapsulated slow release fertilizers Emerging Cross-Sectional Technologies 39 Expired
US5089041A Encapsulated slow release fertilizers Chemistry; Metallurgy 35 Expired
US4463770A Methods and apparatus for treating smoking articles Human Necessities 5 Expired
US8288320B2 Methods for preparing granular weed control products having improved distribution of agriculturally active ingredients coated thereon Chemistry; Metallurgy 2 Active
US7776125B2 Composition and method for inhibiting caking in a urea containing fertilizer Chemistry; Metallurgy 2 Active
US10822290B2 Urea fertilizer compositions comprising rice hulls and methods of use Chemistry; Metallurgy 1 Active
US12180124B2 Fertilizer compositions having slow-release nitrogen compounds and methods of forming thereof Emerging Cross-Sectional Technologies 0 Active
US9198413B2 Method for preparing granular weed control products having improved distribution of agriculturally active ingredients coated thereon Chemistry; Metallurgy 0 Active
US11091404B2 Fertilizer compositions having slow-release nitrogen compounds and methods of forming thereof Emerging Cross-Sectional Technologies 0 Active
US11672250B2 Compositions and methods for formulating molten petroleum adjuvants to improve herbicidal up-take in weed plants Chemistry; Metallurgy 0 Active
US9663412B2 Urea fertilizer compositions comprising rice hulls and methods of use Chemistry; Metallurgy 0 Active
US11905223B2 Fertilizer compositions having slow-release nitrogen compounds and methods of forming thereof Emerging Cross-Sectional Technologies 0 Active
US12010993B2 Granular agricultural compositions Chemistry; Metallurgy 0 Active

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