Inventor · disambiguated record
Masaru Tezuka
Also filed as: TEZUKA MASARU
11 granted patents·1 pending application·262 citations·filing 1978–2025
92Inventor score
Top patents by PatentIndex Score
12 records- 0190US7177259B2Optical head and optical recording medium drive deviceSONY CORP·Filed 2003·Granted Feb 13, 2007·36 cites·164 claims
- 0285US5625616ADeterioration estimating method for a light emitting device and a light emission driving apparatus using the methodSONY CORP·Filed 1996·Granted Apr 29, 1997·71 cites·22 claims
- 0384US5206850AOptically writable record of digital information and recording apparatus thereforSONY CORP·Filed 1990·Granted Apr 27, 1993·38 cites·13 claims
- 0482US5291467ADisc recording apparatus for recording a signal without losing the signal during an occurrence of a track jumpSONY CORP·Filed 1992·Granted Mar 1, 1994·36 cites·6 claims
- 0575US4167764AMode changing apparatus in a tape recorderSONY CORP·Filed 1978·Granted Sep 11, 1979·17 cites·10 claims
- 0672US6714889B2Production instruction volume decision support method and program thereforHITACHI TOHOKU SOFTWARE LTD·Filed 2003·Granted Mar 30, 2004·17 cites·10 claims
- 0768US7283730B1Optical disc camcorderSONY CORP·Filed 2000·Granted Oct 16, 2007·7 cites·2 claims
- 0863US5239529AMultiple beam optical disk apparatus with multiple clock extracting circuits used for monitoring and cross fadingSONY CORP·Filed 1990·Granted Aug 24, 1993·18 cites·2 claims
- 0961US7280449B2Optical head and recording and/or reproducing apparatusSONY CORP·Filed 2004·Granted Oct 9, 2007·4 cites·15 claims
- 1054US5257271ASample data transmission apparatusSONY CORP·Filed 1992·Granted Oct 26, 1993·16 cites·6 claims
- 1152US7619959B2Optical head, optical recording medium recording and/or reproducing apparatus and recording and/or reproducing method using the optical headSONY CORP·Filed 2002·Granted Nov 17, 2009·2 cites·5 claims
- 1242US2025367333A1Lipid nanoparticle for radiation therapy, manufacturing method, combination composition, and kitTOSHIBA KK·Filed 2025·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →