Inventor · disambiguated record
Hiroyuki Kamei
Also filed as: KAMEI HIROYUKI
22 granted patents·4 pending applications·856 citations·filing 1989–2019
96Inventor score
Top patents by PatentIndex Score
26 records- 0198US6142615AInk-jet recording head with piezoelectric device and method for manufacturing the sameSEIKO EPSON CORP·Filed 1998·Granted Nov 7, 2000·399 cites·22 claims
- 0296US7069370B2USB memory storage apparatus with integrated circuit in a connectorTOSHIBA CORP·Filed 2003·Granted Jun 27, 2006·58 cites·30 claims
- 0396US6502930B1Ink jet recording head, method for manufacturing the same, and ink jet recorderSEIKO EPSON CORP·Filed 2000·Granted Jan 7, 2003·71 cites·85 claims
- 0494US10207514B2Liquid ejecting apparatus with pressure adjusting valveSEIKO EPSON CORP·Filed 2017·Granted Feb 19, 2019·4 cites·13 claims
- 0592US7337261B2Memory apparatus connectable to a host system having a USB connectorTOSHIBA KK·Filed 2006·Granted Feb 26, 2008·14 cites·12 claims
- 0692US6294860B1Thin piezoelectric film element, process for the preparation thereof and ink jet recording head using thin piezoelectric film elementSEIKO EPSON CORP·Filed 1999·Granted Sep 25, 2001·59 cites·19 claims
- 0792US6097133AThin piezoelectric film element, process for the preparation thereof and ink jet recording head using thin piezoelectric film elementSEIKO EPSON CORP·Filed 1996·Granted Aug 1, 2000·68 cites·12 claims
- 0889US6387225B1Thin piezoelectric film element, process for the preparation thereof and ink jet recording head using thin piezoelectric film elementSEIKO EPSON CORP·Filed 1998·Granted May 14, 2002·50 cites·3 claims
- 0982US6869170B2Ink-jet recording head having a vibration plate prevented from being damaged and ink-jet recording apparatus for using the sameSEIKO EPSON CORP·Filed 2001·Granted Mar 22, 2005·23 cites·24 claims
- 1080US9868295B2Liquid ejecting apparatus with pressure adjusting valveSEIKO EPSON CORP·Filed 2016·Granted Jan 16, 2018·1 cites·15 claims
- 1177US6758554B2Liquid jetting head, method of manufacturing the same, and liquid jetting apparatus incorporating the sameSEIKO EPSON CORP·Filed 2002·Granted Jul 6, 2004·15 cites·11 claims
- 1276US9527302B2Liquid ejecting apparatus with pressure adjusting valveSEIKO EPSON CORP·Filed 2015·Granted Dec 27, 2016·1 cites·13 claims
- 1374US7614128B2Method of manufacturing piezoelectric element and method of manufacturing liquid-jet headSEIKO EPSON CORP·Filed 2006·Granted Nov 10, 2009·7 cites·4 claims
- 1474US7544240B2Composition for ferroelectric thin film formation, ferroelectric thin film and liquid-jet headSEIKO EPSON CORP·Filed 2005·Granted Jun 9, 2009·1 cites·4 claims
- 1570US6767084B2Ink-jet recording head and ink-jet recording apparatusSEIKO EPSON CORP·Filed 2002·Granted Jul 27, 2004·13 cites·26 claims
- 1665US6284434B1Piezoelectric thin film element fabrication methodSEIKO EPSON CORP·Filed 1998·Granted Sep 4, 2001·20 cites·9 claims
- 1764US6764167B2Ink-jet recording head inkjet recording apparatusSEIKO EPSON CORP·Filed 2003·Granted Jul 20, 2004·8 cites·14 claims
- 1861US5027107AFrequency sensorHITACHI LTD·Filed 1989·Granted Jun 25, 1991·30 cites·22 claims
- 1960US6813831B2Liquid jetting head, method of manufacturing the same, and liquid jetting apparatus incorporating the sameSEIKO EPSON CORP·Filed 2004·Granted Nov 9, 2004·6 cites·9 claims
- 2051US2009009563A1Composition for ferroelectric thin film formation, ferroelectric thin film and liquid-jet headSEIKO EPSON CORP·Filed 2008·Application pending·0 cites
- 2151US2010203236A1Composition for ferroelectric thin film formation, ferroelectric thin film and liquid-jet headSEIKO EPSON CORP·Filed 2010·Application pending·0 cites
- 2245US7845772B2Actuator device and liquid ejecting headSEIKO EPSON CORP·Filed 2007·Granted Dec 7, 2010·0 cites·8 claims
- 2342US2020408464A1Apparatus and methods for drying a sheet of materialCORNING INC·Filed 2019·Application pending·0 cites
- 2441US6551652B2Process for producing a piezoelectric element using a first SOL and a second SOL having a lead content greater than the first SOLSEIKO EPSON CORP·Filed 1999·Granted Apr 22, 2003·8 cites·9 claims
- 2537US8966729B2Method for manufacturing piezoelectric actuatorKAZAMA HIRONOBU·Filed 2011·Granted Mar 3, 2015·0 cites·2 claims
- 2636US2002051040A1Ink-jet recording head and ink-jet recording apparatusSEIKO EPSON CORP·Filed 2001·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Hiroyuki Kamei 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 →