Inventor · disambiguated record
Hiroyuki Iwasa
Also filed as: IWASA HIROYUKI
18 granted patents·13 pending applications·169 citations·filing 1992–2018
92Inventor score
Top patents by PatentIndex Score
31 records- 0192US7601481B2Multilayer phase-change information recording medium, and method for recording and reproducing using the sameRICOH KK·Filed 2005·Granted Oct 13, 2009·16 cites·17 claims
- 0280US7613091B2Method for identifying double-layer disc and optical disc apparatusRICOH KK·Filed 2006·Granted Nov 3, 2009·4 cites·8 claims
- 0380US7464390B2Optical information recording medium, and recording and reproducing apparatus of the sameRICOH KK·Filed 2006·Granted Dec 9, 2008·4 cites·16 claims
- 0480US7260053B2Optical recording medium, process for manufacturing the same, sputtering target for manufacturing the same, and optical recording process using the sameRICOH KK·Filed 2003·Granted Aug 21, 2007·14 cites·39 claims
- 0577US5572659AAdapter for constructing a redundant disk storage systemIBM·Filed 1995·Granted Nov 5, 1996·83 cites·7 claims
- 0665US9116468B2Powder storage container and image forming apparatus in which a gripping part includes a powder loading port and a sealing memberTERAZAWA SEIJI·Filed 2012·Granted Aug 25, 2015·1 cites·17 claims
- 0764US7005172B2Optical information recording medium and method for producing the sameRICOH KK·Filed 2003·Granted Feb 28, 2006·4 cites·23 claims
- 0856US7491436B2Optical information recording mediumRICOH KK·Filed 2005·Granted Feb 17, 2009·0 cites·6 claims
- 0955US7042830B2Phase-change optical information recording medium, and optical information recording and reproducing apparatus and method for the sameRICOH KK·Filed 2002·Granted May 9, 2006·2 cites·21 claims
- 1050US2008145587A1Optical recording mediumRICOH KK·Filed 2008·Application pending·0 cites
- 1149US7920454B2Optical recording medium, and method and apparatus for optical recording and reproducing thereofRICOH CO LTD·Filed 2005·Granted Apr 5, 2011·0 cites·20 claims
- 1249US2009046565A1Method for determining optimum laser beam power and otical recording mediumYUZURIHARA HAJIME·Filed 2007·Application pending·0 cites
- 1349US2007283378A1Optical recording medium, and method for initializing the optical recording mediumIWASA HIROYUKI·Filed 2007·Application pending·0 cites
- 1448US7767284B2Optical recording medium, and, method for manufacturing the same, and method and apparatus for optical recording and reproducing thereofRICOH KK·Filed 2005·Granted Aug 3, 2010·0 cites·2 claims
- 1548US2005254410A1Optical recording medium, manufacturing method of the same, and sputtering targetKIBE TAKESHI·Filed 2005·Application pending·0 cites
- 1648US2007237064A1Dual-layer recordable optical recording mediumFUJII TOSHISHIGE·Filed 2007·Application pending·0 cites
- 1747US8075974B2Optical recording mediumDEGUCHI HIROSHI·Filed 2007·Granted Dec 13, 2011·0 cites·12 claims
- 1847US2006292493A1Optical recording medium, and recording and reproducing method and optical recording and reproducing apparatus of optical recording mediumSHINOTSUKA MICHIAKI·Filed 2006·Application pending·0 cites
- 1947US2006228531A1Dual-layer phase-change information recording medium and recording and reading method using the sameIWASA HIROYUKI·Filed 2006·Application pending·0 cites
- 2047US2006233095A1Dual-layer phase-change information recording medium and recording method thereofIWASA HIROYUKI·Filed 2006·Application pending·0 cites
- 2146US2007009703A1Optical recording medium and two layered optical recording medium, recording and reproducing method and recording and reproducing apparatus using mediaSHINKAI MASARU·Filed 2006·Application pending·0 cites
- 2244US5806786AWeb roll containerFUJI PHOTO FILM CO LTD·Filed 1997·Granted Sep 15, 1998·15 cites·15 claims
- 2344US2005270959A1Recording method for optical recording medium, and optical recording apparatusIWASA HIROYUKI·Filed 2005·Application pending·0 cites
- 2443US2005221050A1Two-layered optical recording medium, method for manufacturing the same, and, method and apparatus for optical recording and reproducing using the sameSHINOTSUKA MICHIAKI·Filed 2005·Application pending·0 cites
- 2543US2008037406A1Optical Recording MediumRICOH KK·Filed 2005·Application pending·0 cites
- 2641US11207218B2Method for producing absorber and method for producing absorbent articleKAO CORP·Filed 2017·Granted Dec 28, 2021·0 cites·18 claims
- 2741US2020383849A1Absorbent article packaging and production method for absorbent article packagingKAO CORP·Filed 2018·Application pending·0 cites
- 2840US11337866B2Method for manufacturing absorbent bodyKAO CORP·Filed 2017·Granted May 24, 2022·0 cites·18 claims
- 2939US5887128AMethod and apparatus for redundant disk storage system with offsetIBM·Filed 1996·Granted Mar 23, 1999·19 cites·10 claims
- 3037US7439007B2Phase change information recording medium having multiple layers and recording and playback method for the mediumRICOH KK·Filed 2003·Granted Oct 21, 2008·2 cites·19 claims
- 3133US5459870AInterface circuit for controlling data transfersIBM·Filed 1992·Granted Oct 17, 1995·5 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →