Inventor · disambiguated record
Grant Douglas
Also filed as: DOUGLAS GRANT · DOUGLAS GRANT FARRELL
9 granted patents·2 pending applications·19 citations·filing 2015–2022
82Inventor score
Top patents by PatentIndex Score
11 records- 0188US11660512B2Double-barrel ball batsEASTON DIAMOND SPORTS LLC·Filed 2020·Granted May 30, 2023·3 cites·5 claims
- 0288US10220277B1Double-barrel ball batsEASTON DIAMOND SPORTS LLC·Filed 2018·Granted Mar 5, 2019·10 cites·10 claims
- 0372US11364425B1Ball bat having asymmetrical barrel composition or constructionBADEN SPORTS INC·Filed 2020·Granted Jun 21, 2022·2 cites·17 claims
- 0472US10688358B2Double-barrel ball batsEASTON DIAMOND SPORTS LLC·Filed 2019·Granted Jun 23, 2020·2 cites·17 claims
- 0564US11167191B2Ball bat with adjustable-weight end capEASTON DIAMOND SPORTS LLC·Filed 2019·Granted Nov 9, 2021·1 cites·18 claims
- 0662US11731017B2Adjustable flex rod connection for ball bats and other sports implementsEASTON DIAMOND SPORTS LLC·Filed 2021·Granted Aug 22, 2023·0 cites·25 claims
- 0758US10486041B2Ball bat with adjustable-weight end capEASTON BASEBALL / SOFTBALL INC·Filed 2015·Granted Nov 26, 2019·1 cites·7 claims
- 0853US11013968B2Adjustable flex rod connection for ball bats and other sports implementsEASTON DIAMOND SPORTS LLC·Filed 2018·Granted May 25, 2021·0 cites·18 claims
- 0945US12157045B2Vibration damping coupler for a ball batBADEN SPORTS INC·Filed 2022·Granted Dec 3, 2024·0 cites·21 claims
- 1041US2018174495A1Tamper-evident bat barrelsEASTON BASEBALL / SOFTBALL INC·Filed 2016·Application pending·0 cites
- 1139US2017021249A1Ball bat including multiple alloysEASTON BASEBALL/SOFTBALL INC·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →