Assignee
HOLLROCK ENGINEERING INC
US·7 granted patents·176 citations·filing 1985–1995
Top patents by PatentIndex Score
7 records- 0194US4695087AConvertible truck bed for pickupHOLLROCK ENGINEERING INC·Filed 1985·Granted Sep 22, 1987·106 cites·8 claims
- 0245US5647089AApparatus for washing and sorting plastic ballsHOLLROCK ENGINEERING INC·Filed 1995·Granted Jul 15, 1997·18 cites·17 claims
- 0344US5228168AGolf ball handling systemHOLLROCK ENGINEERING INC·Filed 1992·Granted Jul 20, 1993·15 cites·10 claims
- 0441US5332350AGolf ball handling systemHOLLROCK ENGINEERING INC·Filed 1992·Granted Jul 26, 1994·15 cites·8 claims
- 0538US5350260AGolf ball handling systemHOLLROCK ENGINEERING INC·Filed 1993·Granted Sep 27, 1994·5 cites·7 claims
- 0636US4805251AGolf ball washerHOLLROCK ENGINEERING INC·Filed 1987·Granted Feb 21, 1989·12 cites·19 claims
- 0729US5609173ADevice for prewashing and sorting golf ballsHOLLROCK ENGINEERING INC·Filed 1995·Granted Mar 11, 1997·5 cites·4 claims
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