Inventor · disambiguated record
John Powers
Also filed as: POWERS JOHN · POWERS JOHN J
15 granted patents·1 pending application·91 citations·filing 1974–2025
92Inventor score
Top patents by PatentIndex Score
16 records- 0195US12283911B2Auto-braking for an electromagnetic machineMAINSPRING ENERGY INC·Filed 2023·Granted Apr 22, 2025·2 cites·16 claims
- 0295US11616428B2Linear electromagnetic machine systemMAINSPRING ENERGY INC·Filed 2021·Granted Mar 28, 2023·6 cites·16 claims
- 0395US11211885B2Auto-braking for an electromagnetic machineMAINSPRING ENERGY INC·Filed 2020·Granted Dec 28, 2021·4 cites·20 claims
- 0494US11652432B2Auto-braking for an electromagnetic machineMAINSPRING ENERGY INC·Filed 2021·Granted May 16, 2023·2 cites·30 claims
- 0594US11404937B2Integrated linear generator systemMAINSPRING ENERGY INC·Filed 2019·Granted Aug 2, 2022·11 cites·23 claims
- 0694US10715068B2Auto-braking for an electromagnetic machineETAGEN INC·Filed 2018·Granted Jul 14, 2020·5 cites·19 claims
- 0793US10404199B2Auto-braking for an electromagnetic machineETAGEN INC·Filed 2019·Granted Sep 3, 2019·4 cites·20 claims
- 0890US10985641B2Linear electromagnetic machine system with bearing housings having pressurized gasETAGEN INC·Filed 2019·Granted Apr 20, 2021·3 cites·17 claims
- 0985US5195016APhotoelectric load control systemDARK TO LIGHT INC·Filed 1992·Granted Mar 16, 1993·50 cites·13 claims
- 1083US12027956B2Integrated linear generator systemMAINSPRING ENERGY INC·Filed 2023·Granted Jul 2, 2024·0 cites·26 claims
- 1182US12445029B2Linear electromagnetic machine with a stator having stator teeth arranged to provide an anti-clocking forceMAINSPRING ENERGY INC·Filed 2023·Granted Oct 14, 2025·0 cites·21 claims
- 1279US11750065B2Integrated linear generator systemMAINSPRING ENERGY INC·Filed 2022·Granted Sep 5, 2023·0 cites·18 claims
- 1374US2025167632A1Integrated linear generator systemMAINSPRING ENERGY INC·Filed 2025·Application pending·0 cites
- 1466US10554099B2DC-DC converter in a non-steady systemETAGEN INC·Filed 2018·Granted Feb 4, 2020·0 cites·18 claims
- 1563US10916991B2DC-DC converter in a non-steady systemMAINSPRING ENERGY INC·Filed 2020·Granted Feb 9, 2021·0 cites·20 claims
- 1638US3995202ACondition-initiated load control circuitSIGMA INSTRUMENTS INC·Filed 1974·Granted Nov 30, 1976·4 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →