Inventor · Carthage, MO, US

David S. Haffner

5Patents
3h-index
5Co-inventors
39Inventor score

Filing activity: Jun 23, 2010 → Jun 4, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US8327475B2 Bedding foundation having nestably stackable spring assembly welded to border wire with generally rectangular cross-section Performing Operations; Transporting 5 Active
US8332974B2 Bedding foundation having border wire with generally rectangular cross-section Performing Operations; Transporting 5 Active
US8769748B2 Spring core having border wire with generally rectangular cross-section Mechanical Engineering; Lighting; Heating 3 Active
US8490232B2 Spring core having border wire with generally rectangular cross-section Human Necessities 2 Active
US9044102B2 Spring core having border wire with generally rectangular cross-section Mechanical Engineering; Lighting; Heating 2 Active

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