Inventor · Wheaton, IL, US

Philip Howlett

6Patents
5h-index
4Co-inventors
52Inventor score

Filing activity: Sep 2, 1976 → May 13, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US5268849A Process and apparatus for dispensing liquid colorants into a paint can, and quality control therefor Performing Operations; Transporting 112 Expired
US5083591A Process for dispensing liquid colorants into a paint can, and quality control therefor Emerging Cross-Sectional Technologies 86 Expired
US5203387A Process and apparatus for dispensing liquid colorants into a paint can, and quality control therefor Emerging Cross-Sectional Technologies 58 Expired
US5163484A Process and apparatus for dispensing liquid colorants into a paint can, and quality control therefor Emerging Cross-Sectional Technologies 48 Expired
US5116134A Automated paint production apparatus Emerging Cross-Sectional Technologies 44 Expired
US4098494A Method and apparatus for making battery paste Emerging Cross-Sectional Technologies 5 Expired

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