Inventor · disambiguated record
John P. Hagen
Also filed as: HAGEN JOHN · HAGEN JOHN P · HAGEN JOHN PATRICK
6 granted patents·4 pending applications·94 citations·filing 2000–2024
80Inventor score
Top patents by PatentIndex Score
10 records- 0187US6582279B1Apparatus and method for reclaiming a disk substrate for use in a data storage deviceHITACHI GLOBAL STORAGE TECH·Filed 2002·Granted Jun 24, 2003·65 cites·20 claims
- 0275US10981257B2Optical fiber polisher with ramping featuresDOMAILLE ENG LLC·Filed 2020·Granted Apr 20, 2021·1 cites·18 claims
- 0372US6356346B1Device and method for inspecting a disk for physical defectsIBM·Filed 2000·Granted Mar 12, 2002·19 cites·20 claims
- 0471US9690048B2Optical fiber fixtures and methods for laser cleavingDOMAILLE ENG LLC·Filed 2015·Granted Jun 27, 2017·2 cites·16 claims
- 0569US2024293908A1Optical fiber polishing machine with media exchange and cleaning assembliesDOMAILLE ENG LLC·Filed 2024·Application pending·0 cites
- 0668US12271039B2Optical fiber polisher with controlled platen stopping positionDOMAILLE ENG LLC·Filed 2021·Granted Apr 8, 2025·0 cites·18 claims
- 0768US2024181591A1Optical fiber polishing arm positioning assemblyDOMAILLE ENG LLC·Filed 2023·Application pending·0 cites
- 0860US2025100106A1Optical fiber polishing arm assemblyDOMAILLE ENG LLC·Filed 2022·Application pending·0 cites
- 0950US6882956B2Lapping plate topography systemIBM·Filed 2002·Granted Apr 19, 2005·7 cites·20 claims
- 1033US2002154298A1Method of inspecting an edge of a glass disk for anomalies in an edge surfaceIBM·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →