Inventor · disambiguated record
Donald M. Ballard
Also filed as: BALLARD DONALD · BALLARD DONALD M
5 granted patents·199 citations·filing 1979–1997
84Inventor score
Files withBALLARD DONALD M3
Top patents by PatentIndex Score
5 records- 0181US5690239AMulti-purpose columnar supportFiled 1996·Granted Nov 25, 1997·69 cites·11 claims
- 0278US5878707ARotary valve internal combustion engineFiled 1997·Granted Mar 9, 1999·37 cites·20 claims
- 0378US5299509AConnectors for shelves and binsBALLARD DONALD M·Filed 1992·Granted Apr 5, 1994·55 cites·4 claims
- 0472US4242817AHolderBALLARD DONALD M·Filed 1979·Granted Jan 6, 1981·32 cites·2 claims
- 0530US5085155AShelf assemblyBALLARD DONALD M·Filed 1991·Granted Feb 4, 1992·6 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →