Inventor · disambiguated record
J. Richard Hollrock
Also filed as: HOLLROCK J RICHARD
9 granted patents·2 pending applications·195 citations·filing 1978–2004
89Inventor score
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11 records- 0194US4695087AConvertible truck bed for pickupHOLLROCK ENGINEERING INC·Filed 1985·Granted Sep 22, 1987·106 cites·8 claims
- 0249US7229366B2Batting systemHOLLROCK J RICHARD·Filed 2003·Granted Jun 12, 2007·2 cites·4 claims
- 0348US4181996AMachine for washing golf balls and the likeHOLLROCK J RICHARD·Filed 1978·Granted Jan 8, 1980·17 cites·20 claims
- 0445US5647089AApparatus for washing and sorting plastic ballsHOLLROCK ENGINEERING INC·Filed 1995·Granted Jul 15, 1997·18 cites·17 claims
- 0544US5228168AGolf ball handling systemHOLLROCK ENGINEERING INC·Filed 1992·Granted Jul 20, 1993·15 cites·10 claims
- 0644US2004229705A1Golf ball tee-up mechanism for golf driving rangeFiled 2004·Application pending·0 cites
- 0741US5332350AGolf ball handling systemHOLLROCK ENGINEERING INC·Filed 1992·Granted Jul 26, 1994·15 cites·8 claims
- 0841US2002091007A1Golf ball tee-up apparatus for driving rangeFiled 2002·Application pending·0 cites
- 0938US5350260AGolf ball handling systemHOLLROCK ENGINEERING INC·Filed 1993·Granted Sep 27, 1994·5 cites·7 claims
- 1036US4805251AGolf ball washerHOLLROCK ENGINEERING INC·Filed 1987·Granted Feb 21, 1989·12 cites·19 claims
- 1129US5609173ADevice for prewashing and sorting golf ballsHOLLROCK ENGINEERING INC·Filed 1995·Granted Mar 11, 1997·5 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →