Inventor · disambiguated record
Carlos Roy
Also filed as: ROY CARLOS
4 granted patents·5 pending applications·6 citations·filing 2012–2022
59Inventor score
Technology areasH01F
Files withABB TECHNOLOGY AG4HITACHI ENERGY LTD2HITACHI ENERGY SWITZERLAND AG2ABB POWER GRIDS SWITZERLAND AG1
Top patents by PatentIndex Score
9 records- 0176US8797133B2Transformer with shielding rings in windingsABB TECHNOLOGY AG·Filed 2012·Granted Aug 5, 2014·6 cites·13 claims
- 0251US2024186051A1Transformer installationHITACHI ENERGY LTD·Filed 2022·Application pending·0 cites
- 0350US2024186058A1Coil for a transformer assemblyHITACHI ENERGY LTD·Filed 2022·Application pending·0 cites
- 0449US2024013968A1Coil for a transformer coreHITACHI ENERGY SWITZERLAND AG·Filed 2021·Application pending·0 cites
- 0548US9214265B2Single- or multi-phase dry-type transformer having at least two coilsABB TECHNOLOGY AG·Filed 2013·Granted Dec 15, 2015·0 cites·8 claims
- 0645US2023048934A1Method for making a dry-type transformer, dry-type transformer obtained from said method, and dielectric barrier arrangement for electrically isolating a coil of a transformer assemblyHITACHI ENERGY SWITZERLAND AG·Filed 2021·Application pending·0 cites
- 0743US10755851B2Dry type cast transformer with flexible connection terminalABB POWER GRIDS SWITZERLAND AG·Filed 2018·Granted Aug 25, 2020·0 cites·23 claims
- 0843US9424974B2Dry-type transformer and method of manufacturing a dry-type transformerABB TECHNOLOGY AG·Filed 2013·Granted Aug 23, 2016·0 cites·8 claims
- 0937US2013113597A1Transformer with shielded clampsABB TECHNOLOGY AG·Filed 2012·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Carlos Roy files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →