Inventor · Wheaton, IL, US

John Sheaffer

6Patents
6h-index
5Co-inventors
45Inventor score

Filing activity: Dec 12, 1997 → Jul 10, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US6302059A Animal containment system with improved water container configuration Human Necessities 37 Expired
US6112701A Animal containment system with improved water container configuration Human Necessities 32 Expired
US6136185A Aerobic biodegradable waste treatment system for large scale animal husbandry operations Emerging Cross-Sectional Technologies 19 Expired
US6068773A Single-cell wastewater reclamation and reuse system Chemistry; Metallurgy 17 Expired
US5938983A Aeration device Emerging Cross-Sectional Technologies 14 Expired
US6203702A Aerobic biodegradable waste treatment system for large scale animal husbandry operations Emerging Cross-Sectional Technologies 6 Expired

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