Inventor · Woodinville, WA, US

John G. Gardner

5Patents
4h-index
5Co-inventors
50Inventor score

Filing activity: Jan 30, 1989 → May 21, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US4959144A Cooking oil filtration device having locking means and peripheral channel means Emerging Cross-Sectional Technologies 37 Expired
US5075000A Filter pad holder Emerging Cross-Sectional Technologies 28 Expired
US5143604A One-way guided filter pad assembly Emerging Cross-Sectional Technologies 25 Expired
US4988440A Cooking oil filter Emerging Cross-Sectional Technologies 24 Expired
US9755446B2 Mobile charging table with hinged tabletop and selectively accessible battery compartment opening Human Necessities 3 Active

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