Inventor · disambiguated record
Dai Terasawa
Also filed as: TERASAWA DAI
20 granted patents·5 pending applications·209 citations·filing 1998–2017
94Inventor score
Top patents by PatentIndex Score
25 records- 0192US6599009B2Wristwatch case having a rotary bezelSEIKO INSTR INC·Filed 2001·Granted Jul 29, 2003·29 cites·20 claims
- 0289US9259182B2Portable electronic deviceSEIKO INSTR INC·Filed 2014·Granted Feb 16, 2016·37 cites·6 claims
- 0387US10291058B2Portable device and portable timepieceSEIKO INSTR INC·Filed 2017·Granted May 14, 2019·6 cites·10 claims
- 0485US10110072B2Portable device and portable timepieceSEIKO INSTR INC·Filed 2017·Granted Oct 23, 2018·3 cites·14 claims
- 0579US8256071B2Main body holder for portable apparatus and portable apparatus including main body holderOKUDA HIDEKI·Filed 2008·Granted Sep 4, 2012·8 cites·27 claims
- 0678US6748631B2Hinge assembly and wrist mounting-type electronic apparatus utilizing hinge assemblySEIKO INSTR INC·Filed 2001·Granted Jun 15, 2004·16 cites·31 claims
- 0774US9138158B2Biological information detecting apparatus and fixing structureSEIKO INSTR INC·Filed 2013·Granted Sep 22, 2015·6 cites·20 claims
- 0872US9131894B2Biological information detecting deviceSEIKO INSTR INC·Filed 2014·Granted Sep 15, 2015·5 cites·5 claims
- 0970US8792959B2Biological information detection deviceSEIKO INSTR INC·Filed 2012·Granted Jul 29, 2014·4 cites·20 claims
- 1069US6175729B1Wrist band with embedded antennaSEIKO EPSON CORP·Filed 1998·Granted Jan 16, 2001·49 cites·17 claims
- 1166US8897852B2Biological information detection deviceKATO TERUO·Filed 2012·Granted Nov 25, 2014·5 cites·18 claims
- 1264US10034500B2GarmentSEIKO INSTR INC·Filed 2014·Granted Jul 31, 2018·2 cites·2 claims
- 1361US6461125B1Air pump, air chamber device using air pump, and wristwatch having air chamber deviceSEIKO INSTR INC·Filed 1998·Granted Oct 8, 2002·22 cites·24 claims
- 1455US6418086B2Battery lid structure for a timepiece case and a timepiece caseSEIKO INSTR INC·Filed 2001·Granted Jul 9, 2002·3 cites·4 claims
- 1554US8818479B2Biological information detection deviceKANEKO TAKAHIRO·Filed 2012·Granted Aug 26, 2014·1 cites·12 claims
- 1652USD746987SBiological information detection deviceSEIKO INSTR INC·Filed 2014·Granted Jan 5, 2016·7 cites·1 claims
- 1751US8818480B2Biological information detection deviceSEIKO INSTR INC·Filed 2012·Granted Aug 26, 2014·0 cites·20 claims
- 1851US6542441B2Battery cover structureSEIKO INSTR INC·Filed 2000·Granted Apr 1, 2003·2 cites·12 claims
- 1950US2003116596A1Wearable electronic deviceFiled 2002·Application pending·0 cites
- 2049US2014128710A1Electronic deviceSEIKO INSTR INC·Filed 2013·Application pending·0 cites
- 2147US9636030B2Portable electronic apparatusSEIKO INSTR INC·Filed 2014·Granted May 2, 2017·0 cites·10 claims
- 2244US2002089193A1Wrist mounting type electronic apparatusFiled 2001·Application pending·0 cites
- 2343USD746469SBiological information detection deviceSEIKO INSTR INC·Filed 2014·Granted Dec 29, 2015·4 cites·1 claims
- 2441US2001036131A1Wristwatch caseFiled 2001·Application pending·0 cites
- 2541US2003099165A1Wristwatch case with rotary bezelFiled 2001·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →