Inventor · disambiguated record
Jack W. Mackay, Jr.
Also filed as: MACKAY JACK W · MACKAY JR JACK W
12 granted patents·1 pending application·504 citations·filing 1993–1998
94Inventor score
Technology areasA63B
Top patents by PatentIndex Score
13 records- 0185US6007439AVibration dampener for metal ball bats and similar impact implementsHILLERICH & BRADSBY CO INC·Filed 1997·Granted Dec 28, 1999·86 cites·19 claims
- 0282US5964673AHollow metal bat with stiffened transition zone and method of making sameHELLERICH & BRASBY CO·Filed 1997·Granted Oct 12, 1999·80 cites·10 claims
- 0382US5904628AGolf clubHILLERICH & BRADSBY CO INC·Filed 1997·Granted May 18, 1999·72 cites·14 claims
- 0475US5421572AFull barrel aluminum baseball bat and end capFiled 1993·Granted Jun 6, 1995·44 cites·2 claims
- 0574US5620179ALaminated wood bat and method of making sameFiled 1995·Granted Apr 15, 1997·43 cites·17 claims
- 0673US5785617AFull barrel ball bat with end capHILLERICH & BRADSBY CO INC·Filed 1997·Granted Jul 28, 1998·37 cites·11 claims
- 0768US5961405AAluminum bat with internal groovesHILLERICH & BRADSBY CO INC·Filed 1997·Granted Oct 5, 1999·40 cites·16 claims
- 0864US5931750AFull barrel ball bat with end capHILLERICH & BRADSBY CO INC·Filed 1997·Granted Aug 3, 1999·27 cites·4 claims
- 0959US5800293ALaminated wood bat and method of making sameHILLERICH & BRADSBY CO INC·Filed 1996·Granted Sep 1, 1998·25 cites·8 claims
- 1048US6053827AMetal bat with pressurized bladder in hitting zone and method of making sameHILLERICH & BRADSBY CO INC·Filed 1997·Granted Apr 25, 2000·25 cites·13 claims
- 1144US5494280AConcave end cap with cone load for batsFiled 1994·Granted Feb 27, 1996·14 cites·16 claims
- 1242US5785614AFull barrel ball bat with end capHILLERICH & BRADSBY CO INC·Filed 1997·Granted Jul 28, 1998·11 cites·6 claims
- 1329US2001014634A1Metal baseball bat with wood bat performance characteristicsFiled 1998·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →