Inventor · Buffalo Grove, IL, US

John Tunstall

8Patents
3h-index
16Co-inventors
54Inventor score

Filing activity: Oct 3, 1985 → Aug 4, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US4697378A Fishing lure system Human Necessities 24 Expired
US6769964B2 Abrasive tool having a unitary arbor Performing Operations; Transporting 7 Expired
US6213860A Grinding wheel Performing Operations; Transporting 5 Expired
US9764449B2 Abrasive article having a core including a polymer material Performing Operations; Transporting 2 Active
US9381618B2 Grinding and polishing tool Performing Operations; Transporting 1 Active
US9649747B2 Grinding wheel for shaping flat glass Emerging Cross-Sectional Technologies 0 Active
US10213903B2 Abrasive article having a core including a polymer material Performing Operations; Transporting 0 Active
US9242345B2 Abrasive tools and methods of forming the same Performing Operations; Transporting 0 Active

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