Inventor · disambiguated record
Douglas J. Herrick
Also filed as: HERRICK DOUGLAS J
3 granted patents·101 citations·filing 1992–1994
75Inventor score
Files withHERRICK DOUGLAS J2
Top patents by PatentIndex Score
3 records- 0181USD356763SLocking hitch-pin for trailerHERRICK DOUGLAS J·Filed 1993·Granted Mar 28, 1995·30 cites·1 claims
- 0270US5271449ADetachable barrier for a doorwayHERRICK DOUGLAS J·Filed 1992·Granted Dec 21, 1993·47 cites·2 claims
- 0360US5395131AAnti-theft hitch ballFiled 1994·Granted Mar 7, 1995·24 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →