Inventor · disambiguated record
Tsuneaki Furukawa
Also filed as: FURUKAWA TSUNEAKI
7 granted patents·1 pending application·169 citations·filing 1991–2006
88Inventor score
Files withSEIKO EPSON CORP8
Top patents by PatentIndex Score
8 records- 0178US7170826B2Multifunctional watchSEIKO EPSON CORP·Filed 2004·Granted Jan 30, 2007·22 cites·15 claims
- 0269US6567345B1Clocking deviceSEIKO EPSON CORP·Filed 1999·Granted May 20, 2003·38 cites·41 claims
- 0366US5237237AUltrasonic motor and drive methodSEIKO EPSON CORP·Filed 1991·Granted Aug 17, 1993·26 cites·21 claims
- 0459US5737246AWater depth measuring deviceSEIKO EPSON CORP·Filed 1995·Granted Apr 7, 1998·29 cites·31 claims
- 0558US6476579B1Pulse motor driving device, pulse motor driving method, timepiece device, and timepiece device control methodSEIKO EPSON CORP·Filed 1999·Granted Nov 5, 2002·22 cites·71 claims
- 0658US5610468AUltrasonic step motorSEIKO EPSON CORP·Filed 1993·Granted Mar 11, 1997·20 cites·13 claims
- 0749US2007086276A1Multifunctional watchSEIKO EPSON CORP·Filed 2006·Application pending·0 cites
- 0842US5343108AUltrasonic step motorSEIKO EPSON CORP·Filed 1992·Granted Aug 30, 1994·12 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →