Inventor · disambiguated record
Takayuki Ishiguro
Also filed as: ISHIGURO TAKAYUKI
19 granted patents·12 pending applications·260 citations·filing 1997–2021
94Inventor score
Files withNTT DOCOMO INC13HITACHI ELECTR ENG5SERIKAWA SHIGERU3HITACHI HIGH TECH CORP2HITACHI HIGH-TECH FINE SYSTEMS CORP1
Top patents by PatentIndex Score
31 records- 0190US8547545B2Method and apparatus for inspecting a surface of a substrateSASAZAWA HIDEAKI·Filed 2011·Granted Oct 1, 2013·25 cites·12 claims
- 0290US6617603B2Surface defect testerHITACHI ELECTR ENG·Filed 2002·Granted Sep 9, 2003·43 cites·15 claims
- 0390US6509966B2Optical system for detecting surface defect and surface defect tester using the sameHITACHI ELECTR ENG·Filed 2001·Granted Jan 21, 2003·45 cites·12 claims
- 0483US6330059B1Optical system for detecting surface defects, a disk tester and a disk testing methodHITACHI LTD·Filed 2000·Granted Dec 11, 2001·22 cites·14 claims
- 0574US7151948B2Scheme for realizing path selection using optimum path selection threshold in radio communicationNTT DOCOMO INC·Filed 2003·Granted Dec 19, 2006·20 cites·10 claims
- 0672US6961577B2Radio communication system for reducing interferences with respect to other communication system using close frequency bandNTT DOCOMO INC·Filed 2002·Granted Nov 1, 2005·15 cites·8 claims
- 0771US7035590B2Mobile communication terminal, interference cancellation system, interference cancellation method, and base stationNTT DOCOMO INC·Filed 2002·Granted Apr 25, 2006·12 cites·14 claims
- 0871US5898491ASurface defect test method and surface defect testerHITACHI ELECTR ENG·Filed 1998·Granted Apr 27, 1999·41 cites·15 claims
- 0969US7155233B2Radio communication system for reducing interferences with respect to other communication system using close frequency bandNTT DOCOMO INC·Filed 2005·Granted Dec 26, 2006·3 cites·12 claims
- 1062US5875027ASensitivity calibration disk for surface defect testerHITACHI ELECTR ENG·Filed 1998·Granted Feb 23, 1999·16 cites·12 claims
- 1160US7039406B2Radio communication method, radio base station and radio terminalNTT DOCOMO INC·Filed 2003·Granted May 2, 2006·6 cites·9 claims
- 1259US7539173B2Radio communication system, radio terminal, base station, control equipment and communication methodNTT DOCOMO INC·Filed 2003·Granted May 26, 2009·6 cites·14 claims
- 1354US12249134B2Visualization method, program for the same, visualization device, and discrimination device having the sameROXY CORP·Filed 2021·Granted Mar 11, 2025·0 cites·25 claims
- 1453US7668142B2Radio communications system, radio communications method, radio relay, and radio terminalNTT DOCOMO INC·Filed 2002·Granted Feb 23, 2010·2 cites·8 claims
- 1551US2008239904A1Method and apparatus for inspecting a surface of a specimenYOSHIDA MINORU·Filed 2008·Application pending·0 cites
- 1650US7720478B2Control device of mobile communication systemNTT DOCOMO INC·Filed 2003·Granted May 18, 2010·1 cites·4 claims
- 1750US6859647B2Interference elimination system and interference eliminating methodNTT DOCOMO INC·Filed 2002·Granted Feb 22, 2005·1 cites·8 claims
- 1850US2022134400A1Press roll apparatus and method for controlling press roll apparatusTOYOTA MOTOR CO LTD·Filed 2021·Application pending·0 cites
- 1948US2016216216A1Magnetic disk inspection device and magnetic disk inspection methodHITACHI HIGH-TECH FINE SYSTEMS CORP·Filed 2014·Application pending·0 cites
- 2046US2004196454A1Optical system, detector and method for detecting peripheral surface defect of translucent diskFiled 2004·Application pending·0 cites
- 2144US7558236B2Communication method and system for improving control signal receiving quality during handoverNTT DOCOMO INC·Filed 2003·Granted Jul 7, 2009·0 cites·7 claims
- 2244US2008080346A1Detection method of peripheral surface defect of disk and detection device thereofSERIKAWA SHIGERU·Filed 2007·Application pending·0 cites
- 2344US2004018850A1Method of deciding transmit power level, wireless terminal, base station, and mobile communications systemNTT DOCOMO INC·Filed 2003·Application pending·0 cites
- 2443US7194265B2Method and system for determining antenna of radio base station at moving target area during handoverNTT DOCOMO INC·Filed 2003·Granted Mar 20, 2007·0 cites·4 claims
- 2543US2002180959A1Optical system for detecting surface defects and disk tester and disk testing method utilizing the same optical systemFiled 2002·Application pending·0 cites
- 2642US2008088830A1Optical system of detecting peripheral surface defect of glass disk and device of detecting peripheral surface defect thereofSERIKAWA SHIGERU·Filed 2007·Application pending·0 cites
- 2742US2003072274A1Transmission power setting method, a mobile communications system, and a base stationNTT DOCOMO INC·Filed 2002·Application pending·0 cites
- 2841US2007222975A1Testing method for surface defects on disc and testing apparatus for the sameSERIKAWA SHIGERU·Filed 2007·Application pending·0 cites
- 2935US2010246356A1Disk surface defect inspection method and apparatusHITACHI HIGH TECH CORP·Filed 2010·Application pending·0 cites
- 3035US2011195183A1Spin coater and method for spin coatingHITACHI HIGH TECH CORP·Filed 2011·Application pending·0 cites
- 3128US5877857AEccentricity tester for head turnout zone of magnetic disk and testing method thereofHITACHI ELECTR ENG·Filed 1997·Granted Mar 2, 1999·2 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →