Inventor · disambiguated record
Akio Okayama
Also filed as: OKAYAMA AKIO
10 granted patents·112 citations·filing 1978–2017
86Inventor score
Top patents by PatentIndex Score
10 records- 0176US6423158B1Rolling bearings and gear shaft support deviceNTN TOYO BEARING CO LTD·Filed 1999·Granted Jul 23, 2002·44 cites·14 claims
- 0273US8667740B1Weather stripNISHIKAWA RUBBER CO LTD·Filed 2013·Granted Mar 11, 2014·6 cites·16 claims
- 0373US5150974AGrease-sealed bearing with oxide layersNTN TOYO BEARING CO LTD·Filed 1990·Granted Sep 29, 1992·29 cites·2 claims
- 0468US6306227B2Rolling bearingNTN TOYO BEARING CO LTD·Filed 1999·Granted Oct 23, 2001·23 cites·7 claims
- 0546US4236925AMethod of producing sintered material having high damping capacity and wearing resistance and resultant productsHITACHI LTD·Filed 1978·Granted Dec 2, 1980·10 cites·7 claims
- 0641US10953735B2Penetrating wind prevention structure for vehicleMAZDA MOTOR·Filed 2017·Granted Mar 23, 2021·0 cites·7 claims
- 0741US9994096B2Seal structure of automotive vehicle with storing-type roofMAZDA MOTOR·Filed 2017·Granted Jun 12, 2018·0 cites·12 claims
- 0841US9975414B2Vehicle-body structure of automotive vehicle with storing-type roofMAZDA MOTOR·Filed 2017·Granted May 22, 2018·0 cites·4 claims
- 0940US7775580B2Door glass guiding structure for vehicleMAZDA MOTOR·Filed 2006·Granted Aug 17, 2010·0 cites·15 claims
- 1037US10843544B2Sealing structure for openable roof-equipped vehicleMAZDA MOTOR·Filed 2017·Granted Nov 24, 2020·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →