Inventor · disambiguated record
Takumi Tamezane
Also filed as: TAMEZANE TAKUMI
20 granted patents·3 pending applications·107 citations·filing 2006–2022
93Inventor score
Files withTOKAI RIKA CO LTD14TAMEZANE TAKUMI3YAMAGUCHI JUN3KATAGIRI TOSHIHARU1NIPPON STEEL & SUMITOMO METAL CORP1
Top patents by PatentIndex Score
23 records- 0187US7716960B2Lock deviceTOKAI RIKA CO LTD·Filed 2007·Granted May 18, 2010·17 cites·4 claims
- 0282US7690233B2Portable device and mechanical keyTOKAI RIKA CO LTD·Filed 2006·Granted Apr 6, 2010·14 cites·11 claims
- 0379US8528374B2Portable device including mechanical keyKATAGIRI TOSHIHARU·Filed 2006·Granted Sep 10, 2013·8 cites·11 claims
- 0476US8330571B2Vehicle electronic key systemYAMAGUCHI JUN·Filed 2009·Granted Dec 11, 2012·11 cites·7 claims
- 0576US7930916B2Locking device and keyTOKAI RIKA CO LTD·Filed 2007·Granted Apr 26, 2011·10 cites·16 claims
- 0676US7930917B2Lock deviceTOKAI RIKA CO LTD·Filed 2008·Granted Apr 26, 2011·8 cites·11 claims
- 0775US9278669B2Steering lock deviceTOKAI RIKA CO LTD·Filed 2014·Granted Mar 8, 2016·5 cites·8 claims
- 0873US10654221B2Method of joining metal, plastic member, and carbon fiber reinforced plastic memberNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted May 19, 2020·1 cites·3 claims
- 0973US7956741B2Tumbler type lock apparatusTOKAI RIKA CO LTD·Filed 2008·Granted Jun 7, 2011·8 cites·7 claims
- 1071US8803656B2Card-type electronic keyTAMEZANE TAKUMI·Filed 2009·Granted Aug 12, 2014·8 cites·11 claims
- 1165US8413473B2Mechanical key code verification systemTAMEZANE TAKUMI·Filed 2009·Granted Apr 9, 2013·4 cites·8 claims
- 1265US8156775B2Cylinder lock, clutch device and unlocking device comprising thereofYAMAGUCHI JUN·Filed 2008·Granted Apr 17, 2012·3 cites·8 claims
- 1363US7954347B2Mechanical key code verification systemTOKAI RIKA CO LTD·Filed 2009·Granted Jun 7, 2011·3 cites·6 claims
- 1462US7963133B2Cylinder lock and unlocking device comprising thereofTOKAI RIKA CO LTD·Filed 2008·Granted Jun 21, 2011·2 cites·10 claims
- 1561US8042367B2Tumbler-type key verification systemTOKAI RIKA CO LTD·Filed 2008·Granted Oct 25, 2011·2 cites·9 claims
- 1659US2025108452A1Lap welded joint, automotive frame member, and lap welded joint manufacturing methodNIPPON STEEL CORP·Filed 2022·Application pending·0 cites
- 1756US7770424B2Cylinder lock deviceTOKAI RIKA CO LTD·Filed 2008·Granted Aug 10, 2010·1 cites·7 claims
- 1853US8756962B2Key interlock deviceTAMEZANE TAKUMI·Filed 2011·Granted Jun 24, 2014·2 cites·11 claims
- 1947US2012167643A1Cylinder lock, clutch device and unlocking device comprising thereofYAMAGUCHI JUN·Filed 2012·Application pending·0 cites
- 2046US9790709B2Key cylinder deviceTOKAI RIKA CO LTD·Filed 2015·Granted Oct 17, 2017·0 cites·10 claims
- 2144US10017151B2Steering lock deviceTOKAI RIKA CO LTD·Filed 2017·Granted Jul 10, 2018·0 cites·5 claims
- 2242US10246052B2Steering lock device and assembling method of steering lock deviceTOKAI RIKA CO LTD·Filed 2016·Granted Apr 2, 2019·0 cites·4 claims
- 2336US2016023633A1Steering lock deviceTOKAI RIKA CO LTD·Filed 2015·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →