Inventor · disambiguated record
M Rifat Ullah
Also filed as: ULLAH M RIFAT
3 granted patents·57 citations·filing 1997–2019
66Inventor score
Top patents by PatentIndex Score
3 records- 0185US9915175B2Seal runner with controlled oil lubricationUNITED TECHNOLOGIES CORP·Filed 2015·Granted Mar 13, 2018·4 cites·18 claims
- 0269US6322081B1Circumferential seal with ceramic rotorCERAMIC ENGINEERING CONSULTING·Filed 1997·Granted Nov 27, 2001·53 cites·18 claims
- 0353US11299997B2Radial seal arrangement with axially elongated oil cooled runnerUNITED TECHNOLOGIES CORP·Filed 2019·Granted Apr 12, 2022·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →