Inventor · disambiguated record
Takeo Funakawa
Also filed as: FUNAKAWA TAKEO
16 granted patents·5 pending applications·63 citations·filing 2007–2025
91Inventor score
Top patents by PatentIndex Score
21 records- 0190US7439649B2Acoustic wave device and method of manufacturing acoustic wave deviceSEIKO EPSON CORP·Filed 2007·Granted Oct 21, 2008·22 cites·8 claims
- 0287US10761483B2Mechanical part, timepiece, and method of manufacturing a mechanical partSEIKO EPSON CORP·Filed 2018·Granted Sep 1, 2020·3 cites·11 claims
- 0387US8415863B2Vibrating piece manufacturing method and vibrator manufacturing methodYAMAZAKI TAKASHI·Filed 2012·Granted Apr 9, 2013·8 cites·5 claims
- 0486US10747177B2Mechanical component, timepiece, and manufacturing method of mechanical componentSEIKO EPSON CORP·Filed 2018·Granted Aug 18, 2020·3 cites·17 claims
- 0580US8191216B2Vibrating piece manufacturing method and vibrator manufacturing methodYAMAZAKI TAKASHI·Filed 2009·Granted Jun 5, 2012·9 cites·3 claims
- 0677US9195047B2Optical filter and optical module having optical filterSEIKO EPSON CORP·Filed 2014·Granted Nov 24, 2015·3 cites·8 claims
- 0774US10747178B2Mechanical component and timepieceSEIKO EPSON CORP·Filed 2018·Granted Aug 18, 2020·1 cites·24 claims
- 0872US8766515B2Flexural vibrating reed, flexural vibrator, and piezoelectric deviceFURUHATA MAKOTO·Filed 2009·Granted Jul 1, 2014·5 cites·11 claims
- 0971US8687254B2Optical filter and optical module having optical filterHANAMURA YUKI·Filed 2009·Granted Apr 1, 2014·5 cites·7 claims
- 1065US8581669B2Vibrator element, vibrator, oscillator, and electronic apparatusFUNAKAWA TAKEO·Filed 2012·Granted Nov 12, 2013·3 cites·16 claims
- 1164US2024427289A1Method Of Manufacturing Wheel For Timepiece, Plate-Shaped Member, Wheel For Timepiece, And TimepieceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 1262US12001169B2Watch component, watch movement and watchSEIKO EPSON CORP·Filed 2020·Granted Jun 4, 2024·0 cites·2 claims
- 1362US2025088123A1Electric generatorSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 1461US11467538B2Watch component, movement and watchSEIKO EPSON CORP·Filed 2019·Granted Oct 11, 2022·0 cites·7 claims
- 1560US11868089B2Watch component and watchSEIKO EPSON CORP·Filed 2020·Granted Jan 9, 2024·0 cites·18 claims
- 1657US11693365B2Watch component, movement, watch and method for manufacturing watch componentSEIKO EPSON CORP·Filed 2019·Granted Jul 4, 2023·0 cites·6 claims
- 1755US11868088B2Timepiece component, timepiece movement, and timepieceSEIKO EPSON CORP·Filed 2018·Granted Jan 9, 2024·0 cites·5 claims
- 1855US8310137B2Resonator element and resonatorISHII MASAHIRO·Filed 2010·Granted Nov 13, 2012·1 cites·7 claims
- 1955US2025264845A1Watch Part And WatchSEIKO EPSON CORP·Filed 2025·Application pending·0 cites
- 2042US2013264913A1Vibrator element, vibration device and electronic apparatusSEIKO EPSON CORP·Filed 2013·Application pending·0 cites
- 2140US2018150029A1Mechanical component, timepiece, manufacturing method of mechanical component, and manufacturing method of timepieceSEIKO EPSON CORP·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →