Inventor · disambiguated record
Hiroshi Meguro
Also filed as: MEGURO HIROSHI
45 granted patents·2 pending applications·375 citations·filing 1981–2004
98Inventor score
Top patents by PatentIndex Score
47 records- 0186USD419359SCase for a discSONY CORP·Filed 1998·Granted Jan 25, 2000·35 cites·1 claims
- 0283US6199689B1Cartridge holderSONY CORP·Filed 1999·Granted Mar 13, 2001·41 cites·19 claims
- 0380US6515830B1Protective linear sheets for a magnetic recording disc housed in a disc cartridgeSONY CORP·Filed 2000·Granted Feb 4, 2003·14 cites·5 claims
- 0476US6704174B2Magnetic recording and playback device with ESD protectionSONY CORP·Filed 2001·Granted Mar 9, 2004·11 cites·5 claims
- 0574US5477557ALaser drive circuit with independently adjustable maximum and minimum power levelsNIKON CORP·Filed 1995·Granted Dec 19, 1995·22 cites·5 claims
- 0670US4962400AZooming control device for cameraNIKON CORP·Filed 1989·Granted Oct 9, 1990·27 cites·8 claims
- 0766US4881137AMagnetic tape cassette with tape protective closure and lock mechanismSONY CORP·Filed 1988·Granted Nov 14, 1989·11 cites·29 claims
- 0863US5006700ADistance-measuring apparatus for cameraNIKON CORP·Filed 1990·Granted Apr 9, 1991·25 cites·8 claims
- 0963US4646190AMagnetic tape cassette having automatic brakeSONY CORP·Filed 1984·Granted Feb 24, 1987·11 cites·6 claims
- 1062US4497564AExposure mode setting device in an exposure control apparatus of a cameraNIPPON KOGAKU KK·Filed 1983·Granted Feb 5, 1985·7 cites·10 claims
- 1160US6449125B1Disc cartridgeSONY CORP·Filed 2000·Granted Sep 10, 2002·4 cites·9 claims
- 1260US6175471B1Disc cartridge having configuration to prevent insertion into certain disk drivesSONY CORP·Filed 1997·Granted Jan 16, 2001·14 cites·6 claims
- 1357US6236540B1Assembly for connecting the upper and lower cartridge halves of a disc cartridgeSONY CORP·Filed 1998·Granted May 22, 2001·12 cites·7 claims
- 1457US6198598B1Disc cartridge with slippery film to reduce friction and vent to discharge dustSONY CORP·Filed 1998·Granted Mar 6, 2001·12 cites·3 claims
- 1557US5260956ALaser drive circuitNIKON CORP·Filed 1992·Granted Nov 9, 1993·10 cites·3 claims
- 1656US6307711B1Disc cartridgeSONY CORP·Filed 1999·Granted Oct 23, 2001·13 cites·5 claims
- 1754US4969007AElectronic flash apparatus for camerasNIKON CORP·Filed 1989·Granted Nov 6, 1990·5 cites·2 claims
- 1853US7379479B2Communication apparatus, communication method and programSONY CORP·Filed 2002·Granted May 27, 2008·1 cites·14 claims
- 1952US6307713B1Center core for disc-shaped recording medium and process of producing sameSONY CORP·Filed 1999·Granted Oct 23, 2001·10 cites·5 claims
- 2052US4714213AMagnetic tape cassette with magnetic tape protective closure and bias means thereforSONY CORP·Filed 1986·Granted Dec 22, 1987·8 cites·13 claims
- 2150US6307712B1Assembly for discrimination disc storage capacity in a disc cartridgeSONY CORP·Filed 1998·Granted Oct 23, 2001·9 cites·6 claims
- 2249US6433963B1Disc cartridgeSONY CORP·Filed 2000·Granted Aug 13, 2002·1 cites·7 claims
- 2349US5023648AFlash taking lens shutter cameraNIKON CORP·Filed 1989·Granted Jun 11, 1991·5 cites·4 claims
- 2446USRE34927EMagnetic tape cassette with tape protective closure and lock mechanismSONY CORP·Filed 1994·Granted May 2, 1995·5 cites·30 claims
- 2546US5109244AElectronic flash apparatus for camerasNIKON CORP·Filed 1990·Granted Apr 28, 1992·4 cites·8 claims
- 2646US4843510AMagnetic tape cassette with tape protective closure and lock mechanismSONY CORP·Filed 1985·Granted Jun 27, 1989·5 cites·24 claims
- 2744US4947276AMagnetic tape cassette with remaining tape indicatorSONY CORP·Filed 1985·Granted Aug 7, 1990·5 cites·4 claims
- 2842USD422997SMagnetic disc cartridgeSONY CORP·Filed 1998·Granted Apr 18, 2000·4 cites·1 claims
- 2942US2004165306A1Magnetic storage recording medium and magnetic recording and playback deviceFiled 2004·Application pending·0 cites
- 3041US4926279AMagnetic tape cassetteSONY CORP·Filed 1988·Granted May 15, 1990·7 cites·5 claims
- 3140US4477169AAutomatic focusing camera system and photographing lens structure thereforNIPPON KOGAKU KK·Filed 1982·Granted Oct 16, 1984·2 cites·6 claims
- 3239US6327117B1Recording/reproducing apertures for disc cartridgeSONY CORP·Filed 1998·Granted Dec 4, 2001·4 cites·13 claims
- 3337USD420991SShutter for magnetic disc cartridgeSONY CORP·Filed 1999·Granted Feb 22, 2000·2 cites·1 claims
- 3437USD420999SShutter for magnetic disc cartridgeSONY CORP·Filed 1999·Granted Feb 22, 2000·2 cites·1 claims
- 3537US5061633AMethod for analyzing lipid peroxides using aromatic phosphinesTOSOH CORP·Filed 1990·Granted Oct 29, 1991·6 cites·1 claims
- 3637US4422746AAuto focus cameraNIPPON KOGAKU KK·Filed 1981·Granted Dec 27, 1983·5 cites·6 claims
- 3736US4771352AMagnetic tape cassette with easily assembled lid springSONY CORP·Filed 1987·Granted Sep 13, 1988·3 cites·3 claims
- 3835US6271992B1Disk cartridgeSONY CORP·Filed 1998·Granted Aug 7, 2001·2 cites·6 claims
- 3935US6031675ARecording medium device provided with erroneous recording prevention mechanismSONY CORP·Filed 1996·Granted Feb 29, 2000·3 cites·21 claims
- 4035US2002105752A1Magnetic recording medium and magnetic recording/reproducing deviceFiled 2001·Application pending·0 cites
- 4133US5710686ATape cassette with main body and slider lock formed by dichromatic moldingSONY CORP·Filed 1995·Granted Jan 20, 1998·1 cites·5 claims
- 4232US4774617AMagnetic tape cassette with improved brake assemblySONY CORP·Filed 1987·Granted Sep 27, 1988·1 cites·3 claims
- 4332US4739432ALid assembly for magnetic tape cassetteSONY CORP·Filed 1987·Granted Apr 19, 1988·1 cites·2 claims
- 4431US6437942B1Disc cartridge with improved shutter slide operationSONY CORP·Filed 1999·Granted Aug 20, 2002·0 cites·4 claims
- 4531US6018445ABelt-drive tape cartridge having an offset drive roller and flanged tape guidesSONY CORP·Filed 1997·Granted Jan 25, 2000·0 cites·5 claims
- 4631US4947000AAromatic phosphine oxide compoundTOSOH CORP·Filed 1988·Granted Aug 7, 1990·3 cites·1 claims
- 4730US5140488AMagnetic tape cassetteSONY CORP·Filed 1990·Granted Aug 18, 1992·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →