Inventor · disambiguated record
Masanori Maruyama
Also filed as: MARUYAMA MASANORI
24 granted patents·1 pending application·384 citations·filing 1980–2022
95Inventor score
Files withHITACHI LTD13MITSUBISHI HEAVY IND LTD5GRAPHICS COMMUNICATION TECH3JAPAN BROADCASTING CORP2HITACHI LTD & HITACHI MEDICAL1
Top patents by PatentIndex Score
25 records- 0192US5949484APortable terminal apparatus for multimedia communicationHITACHI LTD·Filed 1995·Granted Sep 7, 1999·171 cites·20 claims
- 0278US6028631APortable terminal apparatus for multimedia communicationHITACHI LTD·Filed 1999·Granted Feb 22, 2000·60 cites·21 claims
- 0373US4540916AElectron gun for television camera tubeJAPAN BROADCASTING CORP·Filed 1982·Granted Sep 10, 1985·15 cites·23 claims
- 0468US5253054AFrame skip encoding apparatus for moving imagesGRAPHICS COMMUNICATION TECH·Filed 1991·Granted Oct 12, 1993·37 cites·3 claims
- 0566US10547181B2Charging and discharging control device, charging and discharging control system, charging and discharging control method, and non-transitory computer readable medium with charging and discharging control program recorded thereinMITSUBISHI HEAVY IND LTD·Filed 2018·Granted Jan 28, 2020·1 cites·9 claims
- 0663US10464441B2Charging facility and energy management method for charging facilityMITSUBISHI HEAVY IND LTD·Filed 2018·Granted Nov 5, 2019·1 cites·34 claims
- 0760US10081259B2Charging facility and energy management method for charging facilityMITSUBISHI HEAVY IND LTD·Filed 2014·Granted Sep 25, 2018·2 cites·15 claims
- 0858US5241401AImage signal encoding apparatus and method for controlling quantization step size in accordance with frame skip numbersGRAPHICS COMMUNICATION TECH·Filed 1991·Granted Aug 31, 1993·23 cites·2 claims
- 0958US5142361AMotion vector detecting apparatus for video telephone/teleconference systemsGRAPHICS COMMUNICATION TECH·Filed 1991·Granted Aug 25, 1992·37 cites·3 claims
- 1056US4467243AElectron gunHITACHI LTD·Filed 1981·Granted Aug 21, 1984·9 cites·11 claims
- 1155US12328076B2Bidirectional DC-DC converter, traffic system, control method, and non-transitory computer-readable storage mediumMITSUBISHI HEAVY IND LTD·Filed 2022·Granted Jun 10, 2025·0 cites·8 claims
- 1251US4427917ATelevision camera tube with electrostatic focusingHITACHI LTD·Filed 1982·Granted Jan 24, 1984·7 cites·12 claims
- 1346US11223209B2Control device for distributed power supply system, distributed power supply system, and control program of distributed power supply systemMITSUBISHI HEAVY IND LTD·Filed 2018·Granted Jan 11, 2022·0 cites·10 claims
- 1442US4363996AVidicon type camera tubeHITACHI LTD·Filed 1980·Granted Dec 14, 1982·4 cites·1 claims
- 1540US4792721ACathode-ray tube with electrostatic deflectionHITACHI LTD·Filed 1987·Granted Dec 20, 1988·4 cites·7 claims
- 1638US2020128625A1HeaterMITSUBISHI HEAVY IND THERMAL SYSTEMS LTD·Filed 2017·Application pending·0 cites
- 1734US4682077ATelevision camera tube deviceJAPAN BROADCASTING CORP·Filed 1985·Granted Jul 21, 1987·3 cites·12 claims
- 1833US4560899AElectron beam focusing lensHITACHI LTD·Filed 1982·Granted Dec 24, 1985·2 cites·9 claims
- 1930US4809071ATelevision camera device and x-ray television apparatus using the sameHITACHI LTD & HITACHI MEDICAL·Filed 1986·Granted Feb 28, 1989·4 cites·14 claims
- 2030US4701679AMethod of and apparatus for controlling amount of electron beam in image pickup tubeHITACHI LTD·Filed 1986·Granted Oct 20, 1987·1 cites·18 claims
- 2129US4701668ACylindrical image pickup tube having electrostatic deflection electrodes formed of straight line pattern yokesHITACHI LTD·Filed 1986·Granted Oct 20, 1987·1 cites·13 claims
- 2229US4354138ATelevision camera tube with electrostatic focusing and magnetic deflectionHITACHI LTD·Filed 1980·Granted Oct 12, 1982·0 cites·3 claims
- 2328US4866337AImage pick-up tube with electrostatic deflecting electrode structureHITACHI LTD·Filed 1987·Granted Sep 12, 1989·0 cites·22 claims
- 2428US4713588AImage pickup tubeHITACHI LTD·Filed 1986·Granted Dec 15, 1987·1 cites·5 claims
- 2527US4716468AApparatus for controlling the electron beam in a television camera tubeHITACHI LTD·Filed 1986·Granted Dec 29, 1987·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →