Inventor · disambiguated record
Atsushi Takai
Also filed as: TAKAI ATSUSHI
38 granted patents·10 pending applications·857 citations·filing 1979–2021
98Inventor score
Top patents by PatentIndex Score
48 records- 0188US5263108AElectrical circuit apparatusHITACHI LTD·Filed 1991·Granted Nov 16, 1993·108 cites·67 claims
- 0287US5510921AOptical frequency division multiplexing networkHITACHI LTD·Filed 1994·Granted Apr 23, 1996·72 cites·6 claims
- 0385US5567961ASemiconductor deviceHITACHI LTD·Filed 1993·Granted Oct 22, 1996·62 cites·40 claims
- 0483US5448661AOptical parallel transmission deviceHITACHI LTD·Filed 1993·Granted Sep 5, 1995·59 cites·8 claims
- 0582US5574289ASemiconductor optical integrated device and light receiver using said deviceHITACHI LTD·Filed 1993·Granted Nov 12, 1996·60 cites·23 claims
- 0681US4880289ATwo-way optical transmission systemHITACHI LTD·Filed 1984·Granted Nov 14, 1989·50 cites·20 claims
- 0777US9125443B2Rubber gloveOCHI ATSUKO·Filed 2011·Granted Sep 8, 2015·5 cites·9 claims
- 0876US6632023B1Optical module connector adaptorSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted Oct 14, 2003·45 cites·19 claims
- 0975US6497516B1Guide pin for optical fiber connectors and optical fiber connector plugSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Dec 24, 2002·46 cites·6 claims
- 1074US5675685AOptical semiconductor array module, method of fabricating the module, and external board mounting structure of the moduleHITACHI LTD·Filed 1996·Granted Oct 7, 1997·46 cites·50 claims
- 1172US5363393ASurface emitting semiconductor laserHITACHI LTD·Filed 1993·Granted Nov 8, 1994·28 cites·11 claims
- 1267US4759015ARing network system for transmission of multicast informationHITACHI LTD·Filed 1986·Granted Jul 19, 1988·33 cites·5 claims
- 1366US4270220AElectronic tuning type television receiverHITACHI LTD·Filed 1979·Granted May 26, 1981·7 cites·3 claims
- 1465US8047940B2Heat-resistant resin belt, manufacturing method thereof and image forming apparatusRICOH CO LTD·Filed 2008·Granted Nov 1, 2011·2 cites·9 claims
- 1564US8253020B2Bus-bar connection structure and inverter-integrated electric compressorNIWA KAZUKI·Filed 2008·Granted Aug 28, 2012·4 cites·4 claims
- 1664US5715339AOptical parallel transmission deviceHITACHI LTD·Filed 1996·Granted Feb 3, 1998·25 cites·9 claims
- 1763US5548399AMethod and apparatus for testing a DC coupled optical receiverHITACHI LTD·Filed 1993·Granted Aug 20, 1996·31 cites·9 claims
- 1863US4972764ACombination of sliding membersHONDA MOTOR CO LTD·Filed 1989·Granted Nov 27, 1990·20 cites·5 claims
- 1962US5321540AOptical frequency division multiplexing networkHITACHI LTD·Filed 1991·Granted Jun 14, 1994·20 cites·13 claims
- 2061US5282909AAluminum alloy extrusion material with excellent chip separation property and precision of cut face on cuttingFURUKAWA ALUMINIUM·Filed 1993·Granted Feb 1, 1994·18 cites·1 claims
- 2159US6479559B1Chlorinated vinyl chloride resin composition for siding extrusion molding and siding molded article using the sameKANEKA CORP·Filed 2002·Granted Nov 12, 2002·4 cites·6 claims
- 2257US5568576AOptical parallel transmission deviceHITACHI LTD·Filed 1995·Granted Oct 22, 1996·18 cites·7 claims
- 2356USD825136SHouse gloveSUMITOMO RUBBER IND·Filed 2016·Granted Aug 14, 2018·9 cites·1 claims
- 2456US6619865B1Optical frequency division multiplexing networkHITACHI LTD·Filed 1998·Granted Sep 16, 2003·11 cites·6 claims
- 2556US5675599ADriving circuit of laser diode and optical transmission deviceHITACHI LTD·Filed 1996·Granted Oct 7, 1997·19 cites·13 claims
- 2656US2021292523A1Rubber gloveSUMITOMO RUBBER IND·Filed 2021·Application pending·0 cites
- 2753US5801864AOptical frequency division multiplexing networkHITACHI LTD·Filed 1996·Granted Sep 1, 1998·9 cites·21 claims
- 2850US8038819B2Heat-resistant resin endless belt producing methodRICOH CO LTD·Filed 2010·Granted Oct 18, 2011·0 cites·3 claims
- 2949US9083470B2Optical receiverTAKASHIMA SHIGEHIRO·Filed 2012·Granted Jul 14, 2015·1 cites·4 claims
- 3049US5293084AHigh speed logic circuitHITACHI LTD·Filed 1992·Granted Mar 8, 1994·12 cites·19 claims
- 3148US7127170B2Optical frequency division multiplexing networkHITACHI LTD·Filed 2003·Granted Oct 24, 2006·0 cites·10 claims
- 3247US9494902B2Fixing belt, fixing device, and image forming apparatusTAKAI ATSUSHI·Filed 2015·Granted Nov 15, 2016·0 cites·8 claims
- 3347USD650150SGloveOCHI ATSUKO·Filed 2011·Granted Dec 13, 2011·6 cites·1 claims
- 3447USD650149SGloveOCHI ATSUKO·Filed 2011·Granted Dec 13, 2011·6 cites·1 claims
- 3547US4308596AMemory driving methodHITACHI LTD·Filed 1979·Granted Dec 29, 1981·4 cites·9 claims
- 3646US5130677ASignal termination circuitHITACHI LTD·Filed 1990·Granted Jul 14, 1992·8 cites·5 claims
- 3746US2020230887A1Fabricating apparatus, system, and fabricating methodARAO TSUYOSHI·Filed 2020·Application pending·0 cites
- 3846US2020361149A1Fabricating apparatus and method for manufacturing fabrication objectARAO TSUYOSHI·Filed 2018·Application pending·0 cites
- 3942US2020262153A1Fabricating apparatus, fabricating method, and fabricating systemARAO TSUYOSHI·Filed 2020·Application pending·0 cites
- 4041US5263109AOptical transmission paths and methods of measuring their optical transmission timesHITACHI LTD·Filed 1992·Granted Nov 16, 1993·9 cites·18 claims
- 4141US2019255765A1Fabricating apparatus, fabricating method, and fabricating systemTAKEYAMA YOSHINOBU·Filed 2019·Application pending·0 cites
- 4240US2019255766A1Fabricating apparatus, fabricating method, and fabricating systemTAKEYAMA YOSHINOBU·Filed 2019·Application pending·0 cites
- 4340US2002021468A1Semiconductor integrated circuit having receiving and transmitting units formed on a single semiconductor chip with a test signal input portFiled 2001·Application pending·0 cites
- 4440US2002031148A1Clock producing circuit and semiconductor integrated circuit for communicationFiled 2001·Application pending·0 cites
- 4538US2002147246A1Chlorinated vinyl chloride resin composition for siding extrusion molding and siding molded article using the sameFiled 2001·Application pending·0 cites
- 4637US9578906B2Method of producing elastic gloveSUMITOMO RUBBER IND·Filed 2013·Granted Feb 28, 2017·0 cites·3 claims
- 4734US2020298509A1Modeling apparatus, method, and annealing apparatusTAKAI ATSUSHI·Filed 2020·Application pending·0 cites
- 4830US5870418ADriving circuit of laser diode and optical transmission deviceHITACHI LTD·Filed 1997·Granted Feb 9, 1999·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →