Inventor · disambiguated record
Tatsuo Sawasaki
Also filed as: SAWASAKI TATSUO
18 granted patents·3 pending applications·538 citations·filing 1999–2023
93Inventor score
Files withSEIKO EPSON CORP17KURIKI AKIRA1READ RITE CORP1READ RITE SMI CORP1WESTERN DIGITAL FREMONT INC1
Top patents by PatentIndex Score
21 records- 0197US6798625B1Spin-valve magnetoresistance sensor and thin-film magnetic headWESTERN DIGITAL FREMONT INC·Filed 2000·Granted Sep 28, 2004·155 cites·22 claims
- 0296US6340533B1Spin-valve magnetoresistance sensor and thin film magnetic headREAD RITE CORP·Filed 1999·Granted Jan 22, 2002·189 cites·3 claims
- 0395US11766864B2Liquid ejecting head, liquid ejecting apparatus, and actuatorSEIKO EPSON CORP·Filed 2021·Granted Sep 26, 2023·2 cites·16 claims
- 0491US6535363B1Magnetic resistance effect type thin-film magnetic head and method for manufacturing the sameREAD RITE SMI CORP·Filed 2000·Granted Mar 18, 2003·159 cites·3 claims
- 0582US12023929B2Liquid ejecting head, liquid ejecting apparatus, and actuatorSEIKO EPSON CORP·Filed 2023·Granted Jul 2, 2024·0 cites·13 claims
- 0676US7244979B2Semiconductor memory device and method for manufacturing the sameSEIKO EPSON CORP·Filed 2005·Granted Jul 17, 2007·7 cites·6 claims
- 0768US11801678B2Piezoelectric device, liquid ejecting head, liquid ejecting apparatus, and method of manufacturing piezoelectric deviceSEIKO EPSON CORP·Filed 2022·Granted Oct 31, 2023·0 cites·16 claims
- 0864US6930340B2Memory cell array including ferroelectric capacitors, method for making the same, and ferroelectric memory deviceSEIKO EPSON CORP·Filed 2003·Granted Aug 16, 2005·9 cites·11 claims
- 0962US11858270B2Liquid ejection head, liquid ejection apparatus, piezoelectric device, and method for manufacturing piezoelectric deviceSEIKO EPSON CORP·Filed 2021·Granted Jan 2, 2024·0 cites·21 claims
- 1060US7553677B2Method for manufacturing ferroelectric memorySEIKO EPSON CORP·Filed 2007·Granted Jun 30, 2009·2 cites·20 claims
- 1159US7425738B2Metal thin film and method of manufacturing the same, dielectric capacitor and method of manufacturing the same, and semiconductor deviceSEIKO EPSON CORP·Filed 2005·Granted Sep 16, 2008·1 cites·4 claims
- 1258US6884631B2Method of forming a ferroelectric film by direct annealing of the ferroelectric film using laser or lamp followed by a second annealing through a light transmission and/or absorption filmSEIKO EPSON CORP·Filed 2003·Granted Apr 26, 2005·6 cites·18 claims
- 1357US11938731B2Piezoelectric device and liquid ejecting headSEIKO EPSON CORP·Filed 2022·Granted Mar 26, 2024·0 cites·19 claims
- 1457US7547629B2Ferroelectric capacitor and its manufacturing method and ferroelectric memory deviceSEIKO EPSON CORP·Filed 2006·Granted Jun 16, 2009·1 cites·6 claims
- 1557US6787371B2Method of forming ferroelectric film, ferroelectric memory, method of manufacturing the same, semiconductor device, and method of manufacturing the sameSEIKO EPSON CORP·Filed 2003·Granted Sep 7, 2004·5 cites·16 claims
- 1654US12017456B2Piezoelectric device, liquid ejecting head, liquid ejecting apparatus, and method of manufacturing piezoelectric deviceSEIKO EPSON CORP·Filed 2022·Granted Jun 25, 2024·0 cites·16 claims
- 1749US2022324231A1Piezoelectric deviceSEIKO EPSON CORP·Filed 2022·Application pending·0 cites
- 1846US8147041B2Piezoelectric element and method for manufacturing the same, liquid-ejecting head and method for manufacturing the same, and liquid-ejecting apparatusKURIKI AKIRA·Filed 2009·Granted Apr 3, 2012·0 cites·5 claims
- 1945US6924155B2Ferroelectric memory, method of fabricating the same, semiconductor device, and method of fabricating the sameSEIKO EPSON CORP·Filed 2003·Granted Aug 2, 2005·2 cites·12 claims
- 2040US2007131994A1Ferroelectric memory and method for manufacturing ferroelectric memorySEIKO EPSON CORP·Filed 2006·Application pending·0 cites
- 2139US2008019075A1Dielectric capacitorSEIKO EPSON CORP·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →