Inventor · disambiguated record
David A. Zellers, Sr.
Also filed as: ZELLERS DAVID · ZELLERS DAVID A · ZELLERS SR DAVID A
3 granted patents·37 citations·filing 1988–2016
70Inventor score
Technology areasF25B
Top patents by PatentIndex Score
3 records- 0150US4862698AMethod and apparatus for testing for refrigerant leaksMORGAN PHILLIP·Filed 1988·Granted Sep 5, 1989·24 cites·13 claims
- 0249USD795754SWheelchair brake attachment bracketZELLERS SR DAVID A·Filed 2016·Granted Aug 29, 2017·8 cites·1 claims
- 0334USD516471SWheelchair brake and attachment bracketZELLERS DAVID A·Filed 2004·Granted Mar 7, 2006·5 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →