Inventor · disambiguated record
Kei Hattori
Also filed as: HATTORI KEI
17 granted patents·5 pending applications·314 citations·filing 1987–2021
94Inventor score
Files withNTN TOYO BEARING CO LTD8TOSHIBA KK6TOMOEGAWA PAPER CO LTD2ASAHI KASEI CHEMICALS CORP1BASF COATINGS GMBH1
Top patents by PatentIndex Score
22 records- 0192US9922991B2Semiconductor memory device and method for manufacturing sameTOSHIBA MEMORY CORP·Filed 2016·Granted Mar 20, 2018·8 cites·13 claims
- 0288US9458885B2Sliding bearing and image forming apparatusNTN TOYO BEARING CO LTD·Filed 2012·Granted Oct 4, 2016·8 cites·17 claims
- 0381US9810215B2Internal gear pumpNTN TOYO BEARING CO LTD·Filed 2013·Granted Nov 7, 2017·3 cites·7 claims
- 0478US5411631ADry etching methodTOKYO ELECTRON LTD·Filed 1993·Granted May 2, 1995·66 cites·22 claims
- 0575US5161201AMethod of and apparatus for measuring pattern profileTOSHIBA KK·Filed 1991·Granted Nov 3, 1992·37 cites·3 claims
- 0672US5221450AElectrostatic chucking methodTOSHIBA KK·Filed 1991·Granted Jun 22, 1993·49 cites·4 claims
- 0771US5851641AElectrostatic chucking deviceTOMOEGAWA PAPER CO LTD·Filed 1997·Granted Dec 22, 1998·36 cites·6 claims
- 0866US6274507B1Plasma processing apparatus and methodTOSHIBA KK·Filed 1999·Granted Aug 14, 2001·33 cites·18 claims
- 0965US9517954B2Chemical injection control method and chemical injection controllerASAHI KASEI CHEMICALS CORP·Filed 2012·Granted Dec 13, 2016·1 cites·8 claims
- 1065US5645921AElectrostatic chucking deviceTOMOEGAWA PAPER CO LTD·Filed 1995·Granted Jul 8, 1997·27 cites·1 claims
- 1162US8021565B2Surface treatment method, etching method, and method for manufacturing electronic deviceTOSHIBA KK·Filed 2008·Granted Sep 20, 2011·2 cites·20 claims
- 1258US2023058746A1Coating composition comprising a poly(ethylene-acrylate) copolymer and method of coating substratesBASF COATINGS GMBH·Filed 2021·Application pending·0 cites
- 1357US4785714APositive-displacement fluid motor having self-stopping function, and method and control circuit for stopping the motorTECHNOL INC·Filed 1987·Granted Nov 22, 1988·22 cites·35 claims
- 1455US11007572B2Sliding member and method for producing sameNTN TOYO BEARING CO LTD·Filed 2016·Granted May 18, 2021·0 cites·7 claims
- 1552US5846886AMetal film etching methodTOSHIBA KK·Filed 1997·Granted Dec 8, 1998·22 cites·6 claims
- 1647US2021180591A1Internal gear pumpNTN TOYO BEARING CO LTD·Filed 2018·Application pending·0 cites
- 1744US10221851B2Transverse internal gear pumpNTN TOYO BEARING CO LTD·Filed 2015·Granted Mar 5, 2019·0 cites·3 claims
- 1844US2021131428A1Internal gear pumpNTN TOYO BEARING CO LTD·Filed 2017·Application pending·0 cites
- 1943US10355364B2Waveguide slot antenna and method for producing sameNTN TOYO BEARING CO LTD·Filed 2016·Granted Jul 16, 2019·0 cites·11 claims
- 2040US9269540B2Ion implantation apparatus and method of determining state of ion implantation apparatusTOSHIBA KK·Filed 2013·Granted Feb 23, 2016·0 cites·10 claims
- 2140US2018274539A1Internal gear pumpNTN TOYO BEARING CO LTD·Filed 2016·Application pending·0 cites
- 2233US2011223769A1Method of fabricating a semiconductor deviceKO NIKKA·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →