Inventor · disambiguated record
Kei Yamaguchi
Also filed as: YAMAGUCHI KEI · YAMAGUCHI KEI-ICHI
12 granted patents·13 pending applications·16 citations·filing 1997–2024
83Inventor score
Files withSEIKO EPSON CORP6FUJI ELECTRIC CO LTD5KUREHA CORP5NIPPON LIGHT METAL CO3FUJI ELEC DEVICE TECH CO LTD1
Top patents by PatentIndex Score
25 records- 0177US7234358B2Pressure detecting apparatusFUJI ELEC DEVICE TECH CO LTD·Filed 2006·Granted Jun 26, 2007·8 cites·8 claims
- 0265US11760106B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2021·Granted Sep 19, 2023·0 cites·9 claims
- 0363US10363538B2Substrate for biochips and method for producing sameNIPPON LIGHT METAL CO·Filed 2017·Granted Jul 30, 2019·0 cites·3 claims
- 0462US12187037B2Liquid ejecting apparatus and liquid ejecting headSEIKO EPSON CORP·Filed 2022·Granted Jan 7, 2025·0 cites·19 claims
- 0561US11179931B2Ejecting apparatus and method of controlling liquid ejecting apparatusSEIKO EPSON CORP·Filed 2020·Granted Nov 23, 2021·0 cites·11 claims
- 0658US12365184B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2023·Granted Jul 22, 2025·0 cites·20 claims
- 0758US9855542B2Substrate for biochips and method for producing sameNIPPON LIGHT METAL CO·Filed 2014·Granted Jan 2, 2018·0 cites·4 claims
- 0857US2024318292A1Coating material and surface coating method for in-furnace structure, and in-furnace structureJFE STEEL CORP·Filed 2022·Application pending·0 cites
- 0956US2024383249A1Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 1053US9355943B2Manufacturing and evaluation method of a semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2014·Granted May 31, 2016·0 cites·3 claims
- 1148US2024415022A1Transparent conductive piezoelectric film, device, and production method for transparent conductive piezoelectric filmKUREHA CORP·Filed 2022·Application pending·0 cites
- 1247US11331907B2Liquid ejecting apparatus and method for controlling the sameSEIKO EPSON CORP·Filed 2020·Granted May 17, 2022·0 cites·8 claims
- 1347US5935749APhotoconductor for internal irradiation electrophotographyFUJI ELECTRIC CO LTD·Filed 1997·Granted Aug 10, 1999·8 cites·12 claims
- 1446US2016211201A1Manufacturing and evaluation method of a semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2016·Application pending·0 cites
- 1545US2024164218A1Conductive piezoelectric multi-layer film and production methodKUREHA CORP·Filed 2022·Application pending·0 cites
- 1644US9548253B2Semiconductor device and method of manufacturing the sameFUJI ELECTRIC CO LTD·Filed 2014·Granted Jan 17, 2017·0 cites·18 claims
- 1744US2016216254A1Biochip substrateNIPPON LIGHT METAL CO·Filed 2014·Application pending·0 cites
- 1844US2020307055A1Injection molding analysis method and injection molding analysis systemHITACHI LTD·Filed 2020·Application pending·0 cites
- 1943US2025339876A1Transparent piezoelectric laminated film and touch panelKUREHA CORP·Filed 2021·Application pending·0 cites
- 2041US2023119647A1Multilayered film, method for producing same, and use thereofKUREHA CORP·Filed 2021·Application pending·0 cites
- 2138US2023397500A1Piezoelectric film, touch panel, and piezoelectric film manufacturing methodKUREHA CORP·Filed 2021·Application pending·0 cites
- 2232US2006032904A1IC card creation method and system thereofKAWAMOTO MASAYOSHI·Filed 2003·Application pending·0 cites
- 2330US2002048945A1Method for manufacturing semiconductor devicesFiled 2001·Application pending·0 cites
- 2429US2005074608A1Electrophotographic positively charged toner and manufacturing method thereofFiled 2003·Application pending·0 cites
- 2528US5935746AElectrophotographic photosensitive body containing butadiene-derivativeFUJI ELECTRIC CO LTD·Filed 1997·Granted Aug 10, 1999·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →