Inventor · disambiguated record
Ryuzo Hagihara
Also filed as: HAGIHARA RYUZO
13 granted patents·9 pending applications·607 citations·filing 1997–2013
93Inventor score
Files withSANYO ELECTRIC CO10NAKASHIMA TAKESHI8KAGA YOSHITO1OKUDA HIROYUKI1SANYO ELECTRONICS CO LTD1
Top patents by PatentIndex Score
22 records- 0195US5951785APhoto-voltaic apparatusSANYO ELECTRIC CO·Filed 1997·Granted Sep 14, 1999·179 cites·20 claims
- 0293US6175512B1Device for operating inverter and power systemSANYO ELECTRIC CO·Filed 1999·Granted Jan 16, 2001·201 cites·16 claims
- 0392US6291764B1Photovoltaic power generation deviceSANYO ELECTRONICS CO LTD·Filed 2000·Granted Sep 18, 2001·133 cites·10 claims
- 0487US8587251B2Switching circuit, control apparatus, and power generation systemNAKASHIMA TAKESHI·Filed 2012·Granted Nov 19, 2013·16 cites·23 claims
- 0580US9024585B2Battery parallel-operation circuit and battery systemNAKASHIMA TAKESHI·Filed 2012·Granted May 5, 2015·11 cites·20 claims
- 0678US6252785B1Device for operating inverter and power systemSANYO ELECTRIC CO·Filed 2000·Granted Jun 26, 2001·36 cites·8 claims
- 0765US7745956B2Grid interconnection device, grid interconnection system and transfer trip systemSANYO ELECTRIC CO·Filed 2007·Granted Jun 29, 2010·7 cites·5 claims
- 0865US6737761B2Power load control systemSANYO ELECTRIC CO·Filed 2001·Granted May 18, 2004·14 cites·10 claims
- 0964US9647493B2Control device and power distribution systemSANYO ELECTRIC CO·Filed 2013·Granted May 9, 2017·2 cites·4 claims
- 1064US8527110B2Charge/discharge control device and power generation systemNAKASHIMA TAKESHI·Filed 2012·Granted Sep 3, 2013·2 cites·20 claims
- 1158US6717982B1Data communication apparatusSANYO ELECTRIC CO·Filed 2000·Granted Apr 6, 2004·6 cites·13 claims
- 1247US9692257B2Control device, conversion device, control method, and electricity distribution systemSANYO ELECTRIC CO·Filed 2013·Granted Jun 27, 2017·0 cites·6 claims
- 1346US2012235631A1Storage Unit, Power Generation System, and Charge/Discharge SystemNAKASHIMA TAKESHI·Filed 2012·Application pending·0 cites
- 1446US2012235481A1Storage Unit and Power Generation SystemNAKASHIMA TAKESHI·Filed 2012·Application pending·0 cites
- 1542US2012256483A1Electrical charge and discharge system, method of managing a battery and a power generator, and computer-readable recording mediumNAKASHIMA TAKESHI·Filed 2012·Application pending·0 cites
- 1642US2012175966A1Power supply systemNAKASHIMA TAKESHI·Filed 2012·Application pending·0 cites
- 1742US2012253537A1Power supply method, recording medium which is computer readable and power generation systemOKUDA HIROYUKI·Filed 2012·Application pending·0 cites
- 1842US2013015713A1System stabilization system, electric power supply and demand adjustment device, control device for electric power supply and demand adjustment device, electric power supply and demand adjustment method, and electric power supply and demand adjustment method using storage batterySANYO ELECTRIC CO·Filed 2011·Application pending·0 cites
- 1942US2012169124A1Output circuit for power supply systemNAKASHIMA TAKESHI·Filed 2012·Application pending·0 cites
- 2041US2012228939A1Power supply method, a recording medium which is computer readable and a power generation systemKAGA YOSHITO·Filed 2012·Application pending·0 cites
- 2139US2012256487A1Charge/Discharge SystemYAMADA YOHEI·Filed 2012·Application pending·0 cites
- 2236US7236959B2Method for collectively receiving at high voltage and distributing at low voltage, and collective housing using sameSANYO ELECTRIC CO·Filed 2001·Granted Jun 26, 2007·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →