Inventor · disambiguated record
Reiko Nagahama
Also filed as: NAGAHAMA REIKO
15 granted patents·1 pending application·56 citations·filing 2003–2022
88Inventor score
Top patents by PatentIndex Score
16 records- 0188US9575526B2Electronic device having power generation function, control method of electronic device having power generation function, and portable electronic device having power generation function, and control method of portable electronic device having power generation functionSEIKO EPSON CORP·Filed 2013·Granted Feb 21, 2017·12 cites·14 claims
- 0287US7514843B2Piezoelectric actuator and deviceSEIKO EPSON CORP·Filed 2005·Granted Apr 7, 2009·18 cites·19 claims
- 0387US7119476B2Piezoelectric actuator and deviceSEIKO EPSON CORP·Filed 2005·Granted Oct 10, 2006·19 cites·20 claims
- 0476US12510864B2Regulator, movement, and watchSEIKO EPSON CORP·Filed 2022·Granted Dec 30, 2025·0 cites·8 claims
- 0565US9740171B2Electronic timepieceSEIKO EPSON CORP·Filed 2016·Granted Aug 22, 2017·1 cites·4 claims
- 0664US7247970B2Drive method for piezoelectric actuator, drive apparatus for piezoelectric actuator, electronic device, control program for drive apparatus for piezoelectric actuator, and recording mediumSEIKO EPSON CORP·Filed 2005·Granted Jul 24, 2007·4 cites·19 claims
- 0761US8525387B2Piezoelectric actuator, motor, robot hand, and robotKAMIJO KOICHI·Filed 2012·Granted Sep 3, 2013·2 cites·19 claims
- 0859US11296627B2Electronic watch and method for controlling electronic watchSEIKO EPSON CORP·Filed 2020·Granted Apr 5, 2022·0 cites·10 claims
- 0958US8934322B2Electronic timepiece with solar cellSEIKO EPSON CORP·Filed 2014·Granted Jan 13, 2015·0 cites·7 claims
- 1055US8787121B2Electronic timepiece with solar cellSEIKO EPSON CORP·Filed 2012·Granted Jul 22, 2014·0 cites·5 claims
- 1149US10958199B2Movement, electronic timepiece, and motor drive control methodSEIKO EPSON CORP·Filed 2019·Granted Mar 23, 2021·0 cites·12 claims
- 1249US8810109B2Piezoelectric actuator, motor, robot hand, and robotSEIKO EPSON CORP·Filed 2013·Granted Aug 19, 2014·0 cites·20 claims
- 1347US11429067B2Electronic timepiece, movement, and motor control circuitSEIKO EPSON CORP·Filed 2020·Granted Aug 30, 2022·0 cites·9 claims
- 1446US12158730B2Movement and electronic watchSEIKO EPSON CORP·Filed 2021·Granted Dec 3, 2024·0 cites·5 claims
- 1541US7348708B2Drive method for piezoelectric actuator, drive apparatus for piezoelectric actuator, electronic device, control program for drive apparatus for piezoelectric actuator, and recording mediumSEIKO EPSON CORP·Filed 2005·Granted Mar 25, 2008·0 cites·23 claims
- 1641US2004155557A1Piezoelectric vibration body, manufacturing method thereof, and device comprising the piezoelectric vibration bodySEIKO EPSON CORP·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →