Inventor · disambiguated record
Masaki Hara
Also filed as: HARA MASAKI
61 granted patents·7 pending applications·2,019 citations·filing 1985–2024
99Inventor score
Files withSONY CORP31MITSUBISHI ELECTRIC CORP10HITACHI HIGH TECH CORP6YAMAHA CORP6MITSUBISHI RUBBER2
Top patents by PatentIndex Score
68 records- 0198US5304250APlasma system comprising hollow mesh plate electrodeSONY CORP·Filed 1992·Granted Apr 19, 1994·219 cites·13 claims
- 0296US5145808AMethod of crystallizing a semiconductor thin filmSONY CORP·Filed 1991·Granted Sep 8, 1992·294 cites·3 claims
- 0395USD294831SPortable computerMITSUBISHI ELECTRIC CORP·Filed 1985·Granted Mar 22, 1988·60 cites·1 claims
- 0494US6211451B1Music lesson system with local training terminal and remote supervisory stationYAMAHA CORP·Filed 1999·Granted Apr 3, 2001·367 cites·13 claims
- 0594US5648276AMethod and apparatus for fabricating a thin film semiconductor deviceSONY CORP·Filed 1994·Granted Jul 15, 1997·274 cites·3 claims
- 0694USD293678SElectronic computerMITSUBISHI ELECTRIC CORP·Filed 1985·Granted Jan 12, 1988·47 cites·1 claims
- 0792USD293677SElectronic computerMITSUBISHI ELECTRIC CORP·Filed 1985·Granted Jan 12, 1988·39 cites·1 claims
- 0889US6433390B1Bonded substrate structures and method for fabricating bonded substrate structuresSONY CORP·Filed 2000·Granted Aug 13, 2002·43 cites·16 claims
- 0986US6914871B2Micro mirror unit, optical disc drive using same, and method for producing micro mirror unitSONY CORP·Filed 2000·Granted Jul 5, 2005·20 cites·5 claims
- 1082US11603760B2Shield methodMITSUBISHI RUBBER·Filed 2021·Granted Mar 14, 2023·2 cites·4 claims
- 1181USD310517SPortable computerMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Sep 11, 1990·20 cites·1 claims
- 1280US6552991B1Micro mirror apparatus and optical memory disk apparatusSONY CORP·Filed 2000·Granted Apr 22, 2003·15 cites·9 claims
- 1380US6549694B2Optical switching element, switching apparatus and image display apparatus using optical switching elementSONY CORP·Filed 2001·Granted Apr 15, 2003·23 cites·21 claims
- 1480US6072113AMusical performance teaching system and method, and machine readable medium containing program thereforYAMAHA CORP·Filed 1997·Granted Jun 6, 2000·99 cites·76 claims
- 1578US6387713B2Method for manufacturing microfabrication apparatusSONY CORP·Filed 2001·Granted May 14, 2002·23 cites·13 claims
- 1676US6458715B2Process of manufacturing semiconductor deviceSONY CORP·Filed 2001·Granted Oct 1, 2002·15 cites·1 claims
- 1776US5910015AThin film transistor and manufacturing method of the thin film transistorSONY CORP·Filed 1998·Granted Jun 8, 1999·28 cites·15 claims
- 1875US7465866B2Assistive apparatus and computer-readable medium storing computer program for playing musicYAMAHA CORP·Filed 2007·Granted Dec 16, 2008·9 cites·24 claims
- 1975US7000686B2Heat transport device and electronic deviceSONY CORP·Filed 2005·Granted Feb 21, 2006·5 cites·7 claims
- 2074US6438611B1Network system for ensemble performance by remote terminalsYAMAHA CORP·Filed 1999·Granted Aug 20, 2002·50 cites·16 claims
- 2174USD295043SMicroprocessorMITSUBISHI ELECTRIC CORP·Filed 1985·Granted Apr 5, 1988·15 cites·1 claims
- 2272US7173748B2Micro-mirror and a method for fabricating the sameSONY CORP·Filed 2005·Granted Feb 6, 2007·5 cites·19 claims
- 2370US5591653AMethod of manufacturing Si-Ge thin film transistorSONY CORP·Filed 1995·Granted Jan 7, 1997·41 cites·5 claims
- 2469US6455227B1Multilayer resist structure, and method of manufacturing three-dimensional microstructure with use thereofSONY CORP·Filed 1999·Granted Sep 24, 2002·26 cites·12 claims
- 2569US6075536AInformation visualizing systemNEC CORP·Filed 1998·Granted Jun 13, 2000·60 cites·6 claims
- 2669US5726487ASemiconductor device having an improved thin film transistorSONY CORP·Filed 1994·Granted Mar 10, 1998·20 cites·6 claims
- 2767USD304931SOperation and control unit for a computerMITSUBISHI ELECTRIC CORP·Filed 1986·Granted Dec 5, 1989·12 cites·1 claims
- 2866US6942021B2Heat transport device and electronic deviceSONY CORP·Filed 2003·Granted Sep 13, 2005·10 cites·3 claims
- 2965US6976526B2Heat transport device and electronic deviceSONY CORP·Filed 2005·Granted Dec 20, 2005·2 cites·1 claims
- 3064US7297859B2Assistive apparatus, method and computer program for playing musicYAMAHA CORP·Filed 2003·Granted Nov 20, 2007·11 cites·24 claims
- 3164US6353528B1Solid activated carbon, process for manufacturing the same and electric double layer capacitor using the sameKYOCERA CORP·Filed 1998·Granted Mar 5, 2002·27 cites·6 claims
- 3263US7009747B2Micro-mirror and a method for fabricating the sameSONY CORP·Filed 2002·Granted Mar 7, 2006·7 cites·2 claims
- 3362US6066795ATechniques of using computer keyboard as musical instrument keyboardYAMAHA CORP·Filed 1999·Granted May 23, 2000·21 cites·42 claims
- 3461US6291366B1Process of manufacturing semiconductor devicesSONY CORP·Filed 1995·Granted Sep 18, 2001·22 cites·9 claims
- 3559US8394728B2Film deposition method and manufacturing method of semiconductor deviceAKAO HIROTAKA·Filed 2010·Granted Mar 12, 2013·2 cites·9 claims
- 3659US7215630B2Micro mirror unit, optical disc drive using same, and method for producing micro mirror unitSONY CORP·Filed 2005·Granted May 8, 2007·2 cites·2 claims
- 3758US2025104925A1Electronic componentTDK CORP·Filed 2024·Application pending·0 cites
- 3858US2025096765A1Equivalent circuitTDK CORP·Filed 2024·Application pending·0 cites
- 3956US8989891B2Machining tool control system and control methodMATSUMOTO HITOSHI·Filed 2009·Granted Mar 24, 2015·1 cites·2 claims
- 4055US6727181B2Etching method and manufacturing method of a structureSONY CORP·Filed 2000·Granted Apr 27, 2004·5 cites·22 claims
- 4155US6663789B2Bonded substrate structures and method for fabricating bonded substrate structuresSONY CORP·Filed 2001·Granted Dec 16, 2003·4 cites·2 claims
- 4255US5889292ASemiconductor device having an improved thin film transistorSONY CORP·Filed 1995·Granted Mar 30, 1999·12 cites·18 claims
- 4353US6661439B1Information visualization systemNEC CORP·Filed 2000·Granted Dec 9, 2003·6 cites·2 claims
- 4453US5001744ACommunication system having a first and second communication proceduresCANON KK·Filed 1988·Granted Mar 19, 1991·14 cites·8 claims
- 4551USD307266SOperation and control unit for a computerMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Apr 17, 1990·6 cites·1 claims
- 4650US12123847B2Electrolyte analyzing deviceHITACHI HIGH TECH CORP·Filed 2019·Granted Oct 22, 2024·0 cites·5 claims
- 4750US11572970B2Vent pipe isolation balloon for liquefied gas storage tank and vent pipe isolation deviceMITSUBISHI RUBBER·Filed 2019·Granted Feb 7, 2023·0 cites·10 claims
- 4850US11131682B2Automatic analyzerHITACHI HIGH TECH CORP·Filed 2017·Granted Sep 28, 2021·0 cites·11 claims
- 4949US6429147B2Method for making an insulating filmSONY CORP·Filed 1998·Granted Aug 6, 2002·15 cites·11 claims
- 5048US11982681B2Electrolyte analyzing deviceHITACHI HIGH TECH CORP·Filed 2019·Granted May 14, 2024·0 cites·13 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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