Inventor · disambiguated record
Kazunori Kawahara
Also filed as: KAWAHARA KAZUNORI
10 granted patents·5 pending applications·86 citations·filing 1990–2022
86Inventor score
Files withMAFTEC CO LTD5OTICS CORP4MITSUI TOATSU CHEMICALS3BASF COATINGS JAPAN LTD1KAWAHARA KAZUNORI1
Top patents by PatentIndex Score
15 records- 0190US5144090AMethod for preparing acrolein or methacroleinMITSUI TOATSU CHEMICALS·Filed 1991·Granted Sep 1, 1992·42 cites·6 claims
- 0284US5198579ACatalyst for oxidizing methacrolein and method for preparing methacrylic acidMITSUI TOATSU CHEMICALS·Filed 1991·Granted Mar 30, 1993·27 cites·4 claims
- 0371US9283606B2Method of manufacturing supporting structure, swaging jig for use therein and the supporting structureOTICS CORP·Filed 2013·Granted Mar 15, 2016·2 cites·5 claims
- 0470US12168841B2Inorganic fiber-formed article, mat for exhaust gas cleaning apparatus, and exhaust gas cleaning apparatusMAFTEC CO LTD·Filed 2022·Granted Dec 17, 2024·0 cites·8 claims
- 0569US8100792B2Hydraulic auto-tensionerKAWAHARA KAZUNORI·Filed 2007·Granted Jan 24, 2012·8 cites·20 claims
- 0665US10794236B2TappetOTICS CORP·Filed 2018·Granted Oct 6, 2020·0 cites·20 claims
- 0763US12110622B2Inorganic fiber-formed article, mat for exhaust gas cleaning apparatus, and exhaust gas cleaning apparatusMAFTEC CO LTD·Filed 2021·Granted Oct 8, 2024·0 cites·8 claims
- 0863US8844488B2Lubrication structure for rocker armOTICS CORP·Filed 2013·Granted Sep 30, 2014·1 cites·6 claims
- 0961US8757118B2Shim for valve drive mechanism, and valve drive mechanismOTICS CORP·Filed 2013·Granted Jun 24, 2014·1 cites·12 claims
- 1061US2023299403A1Battery pack cover, battery pack unit and electric mobilityMAFTEC CO LTD·Filed 2021·Application pending·0 cites
- 1156US2024194993A1Battery HousingMAFTEC CO LTD·Filed 2022·Application pending·0 cites
- 1253US2024194984A1Stampable Sheet and Molded Body Using SameMITSUBISHI CHEM CORP·Filed 2022·Application pending·0 cites
- 1349US2023143567A1Fiber diameter measuring device, inorganic fiber sheet producing device, method for measuring fiber diameter, and method for producing inorganic fiber sheetMAFTEC CO LTD·Filed 2021·Application pending·0 cites
- 1443US2008149898A1Whiet Colored Electrically Conductive Primer Paint Compositions, A Method Of Painting In Which They Are Used And The Painted Objects Which Have Been Painted With Said Method Of PaintingBASF COATINGS JAPAN LTD·Filed 2006·Application pending·0 cites
- 1535US5093292AChromium oxide catalyst impregnation regeneration methodMITSUI TOATSU CHEMICALS·Filed 1990·Granted Mar 3, 1992·5 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Kazunori Kawahara 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 →