Inventor · disambiguated record
Tadashi Takeda
Also filed as: TAKEDA TADASHI
65 granted patents·19 pending applications·673 citations·filing 1979–2022
99Inventor score
Files withNIDEC SANKYO CORP39SANKYO SEIKI SEISAKUSHO KK20TAKEDA TADASHI6MINAMISAWA SHINJI3EC SHOWA DENKO K K2
Top patents by PatentIndex Score
84 records- 0197US10951104B2Linear actuatorNIDEC SANKYO CORP·Filed 2017·Granted Mar 16, 2021·13 cites·8 claims
- 0296US10411575B2Linear actuatorNIDEC SANKYO CORP·Filed 2015·Granted Sep 10, 2019·10 cites·21 claims
- 0395US11271465B2Actuator having a viscoelastic member arranged for a moveable bodyNIDEC SANKYO CORP·Filed 2018·Granted Mar 8, 2022·8 cites·4 claims
- 0494US8238736B2Optical unit with shake correcting function and photographic optical deviceTSURUTA TOSHIFUMI·Filed 2010·Granted Aug 7, 2012·31 cites·30 claims
- 0591US12066641B2Optical unit with shake correction function and portable device comprising optical unitNIDEC SANKYO CORP·Filed 2021·Granted Aug 20, 2024·2 cites·10 claims
- 0691US8396357B2Optical unit with shake correction function, optical apparatus, and method of manufacturing optical unit with shake correction functionYANAGISAWA KATSUSHIGE·Filed 2009·Granted Mar 12, 2013·21 cites·31 claims
- 0791US8279289B2Optical unit with shake correcting functionNAGATA AKIHIRO·Filed 2009·Granted Oct 2, 2012·28 cites·20 claims
- 0891USD664891SMale part of a snap buttonTAKEDA TADASHI·Filed 2012·Granted Aug 7, 2012·46 cites·1 claims
- 0990US10252295B2Linear actuatorNIDEC SANKYO CORP·Filed 2015·Granted Apr 9, 2019·4 cites·20 claims
- 1090US8224169B2Optical unit with shake correcting functionTSURUTA TOSHIFUMI·Filed 2010·Granted Jul 17, 2012·15 cites·18 claims
- 1190US4253226AMethod for mounting up a plastic fastenerTAKEDA TADASHI·Filed 1979·Granted Mar 3, 1981·54 cites·3 claims
- 1289US7986873B2Optical unit with shake correcting function and shake correction control method thereforNIDEC SANKYO CORP·Filed 2009·Granted Jul 26, 2011·12 cites·12 claims
- 1388US10298093B2Tubular motor, control method for brushless motor, and motor equipped with brakeNIDEC SANKYO CORP·Filed 2015·Granted May 21, 2019·6 cites·23 claims
- 1487US11567340B2Optical unit with correction functionSAMSUNG ELECTRONICS CO LTD·Filed 2021·Granted Jan 31, 2023·2 cites·14 claims
- 1585US11409124B2Optical module having image shake correction functionNIDEC SANKYO CORP·Filed 2019·Granted Aug 9, 2022·4 cites·13 claims
- 1685US9042042B2Lens drive deviceWADE TATSUKI·Filed 2010·Granted May 26, 2015·7 cites·25 claims
- 1783US9778545B2Lens drive deviceALPS ELECTRIC CO LTD·Filed 2015·Granted Oct 3, 2017·3 cites·40 claims
- 1883US9459464B2Lens drive deviceMINAMISAWA SHINJI·Filed 2010·Granted Oct 4, 2016·6 cites·17 claims
- 1983USD665304SFemale part of a snap buttonTAKEDA TADASHI·Filed 2012·Granted Aug 14, 2012·29 cites·1 claims
- 2082US11070120B2ActuatorNIDEC SANKYO CORP·Filed 2018·Granted Jul 20, 2021·2 cites·20 claims
- 2182US8406617B2Photographic optical deviceYANAGISAWA KATSUSHIGE·Filed 2010·Granted Mar 26, 2013·6 cites·19 claims
- 2278US4430777ASocket component for snap fastenerTAKEDA TADASHI·Filed 1982·Granted Feb 14, 1984·30 cites·3 claims
- 2377US11217375B2ActuatorNIDEC SANKYO CORP·Filed 2018·Granted Jan 4, 2022·1 cites·6 claims
- 2477US8571399B2Photographic optical deviceMINAMISAWA SHINJI·Filed 2009·Granted Oct 29, 2013·5 cites·20 claims
- 2575US8682151B2Optical unit with shake correcting functionMINAMISAWA SHINJI·Filed 2010·Granted Mar 25, 2014·3 cites·17 claims
- 2675US5648950AHologram integrated with a beam splitter to separate a plurality of polarized reflected light beamsSANKYO SEIKI SEISAKUSHO KK·Filed 1995·Granted Jul 15, 1997·27 cites·8 claims
- 2774US11329540B2ActuatorNIDEC SANKYO CORP·Filed 2019·Granted May 10, 2022·1 cites·22 claims
- 2873US6633530B1Optical pickup apparatus with light source unit including first light source and common light receiving sectionSANKYO SEIKI SEISAKUSHO KK·Filed 2000·Granted Oct 14, 2003·9 cites·22 claims
- 2972US6775065B2Diffraction element and optical pickup deviceSANKYO SEIKI SEISAKUSHO KK·Filed 2001·Granted Aug 10, 2004·13 cites·12 claims
- 3072US5828643AOptical pickup head apparatusSANKYO SEIKI SEISAKUSHO KK·Filed 1996·Granted Oct 27, 1998·22 cites·1 claims
- 3171USD477246SFastener receptacle on flexible stripTAKEDA SEIKI CO LTD·Filed 2000·Granted Jul 15, 2003·20 cites·1 claims
- 3270US6552317B1Optical pickup deviceSANKYO SEIKI SEISAKUSHO KK·Filed 2000·Granted Apr 22, 2003·8 cites·10 claims
- 3370US5739952APolarizing beam splitter and optical head assemblySANKYO SEIKI SEISAKUSHO KK·Filed 1995·Granted Apr 14, 1998·36 cites·20 claims
- 3469US6084844AOptical head assemblySANKYO SEIKI SEISAKUSHO KK·Filed 1998·Granted Jul 4, 2000·21 cites·8 claims
- 3567US5351230AOptical information system focal point displacement detecting means having Fresnel zone plates with rectilinear gratingNIPPON STEEL CORP·Filed 1992·Granted Sep 27, 1994·17 cites·7 claims
- 3663US6438075B1Light-pick-up device and light source unit incorporated in the sameSANKYO SEIKI SEISAKUSHO KK·Filed 1999·Granted Aug 20, 2002·17 cites·17 claims
- 3763US2023272189A1Polyarylene sulfide resin composition, and method for improving moldability of polyarylene sulfide resinLG CHEMICAL LTD·Filed 2021·Application pending·0 cites
- 3862US6815477B1Flame-retardant polyamide resin composition, and electrical parts employing the sameEC SHOWA DENKO K K·Filed 2000·Granted Nov 9, 2004·7 cites·9 claims
- 3962US4785508AFemale member of snap fastenerTAKEDA TADASHI·Filed 1987·Granted Nov 22, 1988·19 cites·4 claims
- 4061US6489599B2Optical pickup deviceSANKYO SEIKI SEISAKUSHO KK·Filed 2001·Granted Dec 3, 2002·4 cites·6 claims
- 4161US5761174AOptical pickup device with split hologram element that diffracts light in direction parallel to trackSANKYO SEIKI SEISAKUSHO KK·Filed 1995·Granted Jun 2, 1998·16 cites·17 claims
- 4259US12092897B2Optical unitNIDEC SANKYO CORP·Filed 2021·Granted Sep 17, 2024·0 cites·14 claims
- 4359US6445671B1Optical pickup device having a shielding protectionSANKYO SEIKI SEISAKUSHO KK·Filed 1999·Granted Sep 3, 2002·12 cites·5 claims
- 4459US6016300AOptical pickup head apparatusSANKYO SEIKI SEISAKUSHO KK·Filed 1998·Granted Jan 18, 2000·12 cites·11 claims
- 4559US2023011290A1ActuatorNIDEC SANKYO CORP·Filed 2022·Application pending·0 cites
- 4657US6961297B2Optical head deviceSANKYO SEIKI SEISAKUSHO KK·Filed 2001·Granted Nov 1, 2005·3 cites·5 claims
- 4755US5687152AOptical pickup systemSANKYO SEIKI SEISAKUSHO KK·Filed 1995·Granted Nov 11, 1997·12 cites·7 claims
- 4853US10602279B2Linear actuatorNIDEC SANKYO CORP·Filed 2017·Granted Mar 24, 2020·0 cites·20 claims
- 4952US6167017AOptical head assembly having means for detecting tracking errors based on astigmatisms generated by returning beamsSANKYO SEIKI SEISAKUSHO KK·Filed 1998·Granted Dec 26, 2000·11 cites·11 claims
- 5051US10944312B2ActuatorNIDEC SANKYO CORP·Filed 2019·Granted Mar 9, 2021·0 cites·20 claims
Showing the top 50 of 84 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →