Assignee
YOKOWO SEISAKUSHO KK
JP·203 granted patents·110 pending applications·1,457 citations·filing 1986–2025
Top patents by PatentIndex Score
313 records- 0194US6953348B2IC socketYOKOWO SEISAKUSHO KK·Filed 2004·Granted Oct 11, 2005·55 cites·4 claims
- 0293US12009583B2Antenna deviceYOKOWO SEISAKUSHO KK·Filed 2022·Granted Jun 11, 2024·2 cites·10 claims
- 0393US10547135B2Spring connectorYOKOWO SEISAKUSHO KK·Filed 2017·Granted Jan 28, 2020·30 cites·13 claims
- 0493USD470482SAntenna chassisYOKOWO SEISAKUSHO KK·Filed 2002·Granted Feb 18, 2003·52 cites·1 claims
- 0592US6666690B2Coil spring contact connectorYOKOWO SEISAKUSHO KK·Filed 2001·Granted Dec 23, 2003·56 cites·9 claims
- 0691US10712383B2Inspection jigYOKOWO SEISAKUSHO KK·Filed 2018·Granted Jul 14, 2020·4 cites·18 claims
- 0790US11804653B2Antenna device having a capacitive loading elementYOKOWO SEISAKUSHO KK·Filed 2021·Granted Oct 31, 2023·2 cites·21 claims
- 0890US7102373B2Inspection unitYOKOWO SEISAKUSHO KK·Filed 2005·Granted Sep 5, 2006·19 cites·8 claims
- 0990US7019701B2Antenna device mounted on vehicleYOKOWO SEISAKUSHO KK·Filed 2004·Granted Mar 28, 2006·98 cites·9 claims
- 1089US7126362B2Inspection unitYOKOWO SEISAKUSHO KK·Filed 2005·Granted Oct 24, 2006·16 cites·6 claims
- 1189US6911942B2Antenna apparatus and communication apparatus using the sameYOKOWO SEISAKUSHO KK·Filed 2002·Granted Jun 28, 2005·30 cites·17 claims
- 1289US6844748B2Inspection jig for radio frequency device, and contact probe incorporated in the jigYOKOWO SEISAKUSHO KK·Filed 2003·Granted Jan 18, 2005·39 cites·5 claims
- 1389US6716043B2Spring connector with slotted conductive pinYOKOWO SEISAKUSHO KK·Filed 2002·Granted Apr 6, 2004·47 cites·8 claims
- 1487US6130651AFolded antennaYOKOWO SEISAKUSHO KK·Filed 1998·Granted Oct 10, 2000·94 cites·26 claims
- 1586US7282378B2Method of manufacturing inspection unitYOKOWO SEISAKUSHO KK·Filed 2005·Granted Oct 16, 2007·16 cites·6 claims
- 1685US11069961B2Antenna device having an antenna element coupled at a notch of a ground conductor thereofYOKOWO SEISAKUSHO KK·Filed 2017·Granted Jul 20, 2021·5 cites·14 claims
- 1785US10067161B2SocketYOKOWO SEISAKUSHO KK·Filed 2016·Granted Sep 4, 2018·3 cites·10 claims
- 1884US7598921B2Folded antennaYOKOWO SEISAKUSHO KK·Filed 2005·Granted Oct 6, 2009·19 cites·12 claims
- 1984US6922172B2Broad-band antenna for mobile communicationYOKOWO SEISAKUSHO KK·Filed 2002·Granted Jul 26, 2005·47 cites·13 claims
- 2083US10749267B2Antenna device for vehicleYOKOWO SEISAKUSHO KK·Filed 2017·Granted Aug 18, 2020·4 cites·17 claims
- 2183US2025132506A1Antenna deviceYOKOWO SEISAKUSHO KK·Filed 2024·Application pending·0 cites
- 2282US11355844B2Matching circuit and antenna deviceYOKOWO SEISAKUSHO KK·Filed 2019·Granted Jun 7, 2022·3 cites·7 claims
- 2382US10317430B2Contactor with a plurality of springs and contact point portions urged by the springsYOKOWO SEISAKUSHO KK·Filed 2016·Granted Jun 11, 2019·5 cites·20 claims
- 2482US7271773B2Antenna mounted on vehicleYOKOWO SEISAKUSHO KK·Filed 2005·Granted Sep 18, 2007·19 cites·4 claims
- 2581US10978794B2Antenna deviceYOKOWO SEISAKUSHO KK·Filed 2019·Granted Apr 13, 2021·2 cites·22 claims
- 2681US7575487B2Electric connectorYOKOWO SEISAKUSHO KK·Filed 2008·Granted Aug 18, 2009·19 cites·18 claims
- 2781US7094112B2Spring connector having elastic terminalYOKOWO SEISAKUSHO KK·Filed 2004·Granted Aug 22, 2006·34 cites·6 claims
- 2881US6369762B1Flat antenna for circularly-polarized waveYOKOWO SEISAKUSHO KK·Filed 2001·Granted Apr 9, 2002·40 cites·21 claims
- 2981US2024283143A1Antenna deviceYOKOWO SEISAKUSHO KK·Filed 2024·Application pending·0 cites
- 3081US2025096465A1Antenna deviceYOKOWO SEISAKUSHO KK·Filed 2024·Application pending·0 cites
- 3180US12206178B2Antenna deviceYOKOWO SEISAKUSHO KK·Filed 2023·Granted Jan 21, 2025·0 cites·11 claims
- 3280US12206161B2Vehicular antenna deviceYOKOWO SEISAKUSHO KK·Filed 2021·Granted Jan 21, 2025·1 cites·10 claims
- 3380US10276927B2Vehicle antenna deviceYOKOWO SEISAKUSHO KK·Filed 2015·Granted Apr 30, 2019·4 cites·11 claims
- 3480US10161964B2Inspection unitYOKOWO SEISAKUSHO KK·Filed 2015·Granted Dec 25, 2018·8 cites·8 claims
- 3580US7656179B2Relay connector having a pin block and a floating guide with guide holeYOKOWO SEISAKUSHO KK·Filed 2007·Granted Feb 2, 2010·11 cites·19 claims
- 3680US7518567B2Planar antennaYOKOWO SEISAKUSHO KK·Filed 2007·Granted Apr 14, 2009·16 cites·20 claims
- 3780US7420511B2Antenna for a plurality of bandsYOKOWO SEISAKUSHO KK·Filed 2003·Granted Sep 2, 2008·36 cites·20 claims
- 3879US11152692B2Antenna device having a capacitive loading elementYOKOWO SEISAKUSHO KK·Filed 2019·Granted Oct 19, 2021·3 cites·15 claims
- 3979US10431880B2Vehicle antenna deviceYOKOWO SEISAKUSHO KK·Filed 2015·Granted Oct 1, 2019·3 cites·6 claims
- 4078US12261353B2Device for vehicleYOKOWO SEISAKUSHO KK·Filed 2021·Granted Mar 25, 2025·1 cites·17 claims
- 4178US7312761B2Antenna device mounted on vehicleYOKOWO SEISAKUSHO KK·Filed 2005·Granted Dec 25, 2007·14 cites·5 claims
- 4278USD470481SAntenna chassisYOKOWO SEISAKUSHO KK·Filed 2002·Granted Feb 18, 2003·22 cites·1 claims
- 4378US2026036606A1Probe and socketYOKOWO SEISAKUSHO KK·Filed 2025·Application pending·0 cites
- 4478US2024186687A1Antenna device for vehicleYOKOWO SEISAKUSHO KK·Filed 2024·Application pending·0 cites
- 4577US11862859B2Antenna deviceYOKOWO SEISAKUSHO KK·Filed 2023·Granted Jan 2, 2024·0 cites·9 claims
- 4677US10355335B2Vehicle antenna deviceYOKOWO SEISAKUSHO KK·Filed 2015·Granted Jul 16, 2019·3 cites·17 claims
- 4777US7420383B2Inspection unit for high frequency/high speed device connectionsYOKOWO SEISAKUSHO KK·Filed 2006·Granted Sep 2, 2008·9 cites·5 claims
- 4877US2025015487A1Vehicle antenna deviceYOKOWO SEISAKUSHO KK·Filed 2024·Application pending·0 cites
- 4976US12355156B2Patch antenna and antenna device for vehicleYOKOWO SEISAKUSHO KK·Filed 2023·Granted Jul 8, 2025·0 cites·13 claims
- 5076US12218442B2Antenna device for vehicleYOKOWO SEISAKUSHO KK·Filed 2021·Granted Feb 4, 2025·1 cites·15 claims
Showing the top 50 of 313 patent records by PatentIndex Score.
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