Inventor · disambiguated record
John Guzman
Also filed as: GUZMAN JOHN · GUZMAN JOHN D
3 granted patents·1 pending application·0 citations·filing 2014–2023
39Inventor score
Top patents by PatentIndex Score
4 records- 0143US12320621B1Bulletproof shielding devices and methodsGUZMAN JOHN·Filed 2023·Granted Jun 3, 2025·0 cites·15 claims
- 0236US9902406B2Commuter train and railway car exit ladder assembly and methods of storage and useRAILCAR PARTS MFG INC·Filed 2014·Granted Feb 27, 2018·0 cites·18 claims
- 0330US10391845B2Door assembly stability systems for public transportationRAILCAR PARTS MFG INC·Filed 2016·Granted Aug 27, 2019·0 cites·16 claims
- 0429US2016200233A1Safety Handle and Kit for Use on Public Transportation, Including the Methods of Use and InstallationRAILCAR PARTS MFG INC·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →