Inventor · disambiguated record
Tsuyoshi Maro
Also filed as: MARO TSUYOSHI
19 granted patents·3 pending applications·308 citations·filing 1987–2021
95Inventor score
Top patents by PatentIndex Score
22 records- 0189US6333089B1Substrate for information recording disk, mold and stamper for injection molding substrate, and method for making stamper, and information recording diskHITACHI MAXELL·Filed 2000·Granted Dec 25, 2001·25 cites·23 claims
- 0289US6160769AOptical recording medium and optical recording deviceHITACHI MAXELL·Filed 1998·Granted Dec 12, 2000·51 cites·10 claims
- 0387US6127017ASubstrate for information recording disk, mold and stamper for injection molding substrate, and method for making stamper, and information recording diskHITACHI MAXELL·Filed 1998·Granted Oct 3, 2000·46 cites·19 claims
- 0486US7988371B2Camera moduleHITACHI MAXELL·Filed 2007·Granted Aug 2, 2011·10 cites·38 claims
- 0585US6781926B2Magneto-optical head having heat sink layerHITACHI MAXELL·Filed 2001·Granted Aug 24, 2004·17 cites·30 claims
- 0681US6366541B1Optical recording medium with solid protective layer having self-lubricating propertyHITACHI MAXELL·Filed 2000·Granted Apr 2, 2002·13 cites·25 claims
- 0778US7027385B1Optical disk, disk substrate, and driveHITACHI MAXELL·Filed 1999·Granted Apr 11, 2006·30 cites·18 claims
- 0868US5068152AMagnetic recording mediumHITACHI MAXELL·Filed 1988·Granted Nov 26, 1991·25 cites·19 claims
- 0967US6027801AMagnetic recording mediumHITACHI MAXELL·Filed 1998·Granted Feb 22, 2000·20 cites·21 claims
- 1065US8027519B2Imaging module for biometrics authentication, biometrics authentication apparatus and prismHITACHI MAXELL·Filed 2007·Granted Sep 27, 2011·5 cites·6 claims
- 1165US6333900B1Optical recording medium, optical head, and optical recording deviceHITACHI MAXELL·Filed 2000·Granted Dec 25, 2001·18 cites·19 claims
- 1263US4828919AMagnetic recording medium and process for preparing the sameHITACHI MAXELL·Filed 1987·Granted May 9, 1989·12 cites·25 claims
- 1358US6760279B1Magneto-optical storage apparatus having the relation between numerical aperture and recording mediumHITACHI MAXELL·Filed 2000·Granted Jul 6, 2004·3 cites·10 claims
- 1454US7079322B2Wavelength division multiplexerHITACHI MAXELL·Filed 2004·Granted Jul 18, 2006·5 cites·8 claims
- 1551US6217968B1Optical recording medium, optical head and optical recording deviceHITACHI MAXELL·Filed 1998·Granted Apr 17, 2001·8 cites·18 claims
- 1650US7389050B2Wavelength multiplexer/demultiplexing deviceHITACHI MAXELL·Filed 2004·Granted Jun 17, 2008·3 cites·5 claims
- 1750US6319580B1Recording disk and producing method thereforHITACHI MAXELL·Filed 1999·Granted Nov 20, 2001·9 cites·21 claims
- 1847US2022030675A1A microwave oven cooking utensil and a method for manufacturing the sameMAXELL LTD·Filed 2020·Application pending·0 cites
- 1946US11865964B2Optical apparatus, method for manufacturing optical apparatus, and headlightMAXELL LTD·Filed 2021·Granted Jan 9, 2024·0 cites·12 claims
- 2046US2004246877A1Magneto-optical head having heat sink layerHITACHI MAXELL·Filed 2004·Application pending·0 cites
- 2144US2011298911A1Imaging module for biometrics authentication, biometrics authentication apparatus and prismMARO TSUYOSHI·Filed 2011·Application pending·0 cites
- 2241US5059337ASoft magnetic materials comprising 9 to 15 atomic percent carbon atomsHITACHI MAXELL·Filed 1988·Granted Oct 22, 1991·8 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →