Inventor · disambiguated record
Masaru Hiratsuka
Also filed as: HIRATSUKA MASARU
18 granted patents·2 pending applications·406 citations·filing 1988–2017
94Inventor score
Top patents by PatentIndex Score
20 records- 0191US5415947ABattery cartridge having a recess for detecting misuse and/or recessed terminalsSONY CORP·Filed 1993·Granted May 16, 1995·107 cites·26 claims
- 0287US5680027ABattery pack including internal capacity monitor for monitoring groups of battery cellsSONY CORP·Filed 1993·Granted Oct 21, 1997·85 cites·18 claims
- 0383US7396613B2Battery pack and method for producing sameSONY CORP·Filed 2006·Granted Jul 8, 2008·5 cites·6 claims
- 0482US5029013AApparatus for editing video tapesSONY CORP·Filed 1988·Granted Jul 2, 1991·29 cites·11 claims
- 0576US6174617B1Communication method, remaining capacity calculation method, total capacity calculation method, overcharge protection method, information display method, and battery packSONY CHEMICALS CORP·Filed 1998·Granted Jan 16, 2001·56 cites·15 claims
- 0675US8203306B2Battery pack and control method thereforNISHIYAMA SHOICHI·Filed 2009·Granted Jun 19, 2012·3 cites·6 claims
- 0774US7563535B2Battery pack with insulating film sheath material and method of producing the sameSONY CORP·Filed 2003·Granted Jul 21, 2009·12 cites·13 claims
- 0874US7166389B2Battery pack and method for producing sameSONY CORP·Filed 2003·Granted Jan 23, 2007·11 cites·5 claims
- 0969US5796238ABattery packSONY CORP·Filed 1993·Granted Aug 18, 1998·48 cites·48 claims
- 1067US8057555B2Outer casing of non-aqueous electrolyte battery and production method thereforHIRATSUKA MASARU·Filed 2010·Granted Nov 15, 2011·1 cites·2 claims
- 1165US6746798B1Rectangular and sealed batterySONY CORP·Filed 1998·Granted Jun 8, 2004·38 cites·12 claims
- 1264US10431793B2Method of producing a separator and method of producing a microporous membraneSONY CORP·Filed 2017·Granted Oct 1, 2019·0 cites·20 claims
- 1362US7348762B2Battery pack and method for producing battery packSONY CORP·Filed 2004·Granted Mar 25, 2008·8 cites·12 claims
- 1460US7534525B2Battery pack and method for producing battery packSONY CORP·Filed 2006·Granted May 19, 2009·2 cites·3 claims
- 1559US10497965B2Battery pack and manufacturing method thereforSONY CORP·Filed 2016·Granted Dec 3, 2019·0 cites·15 claims
- 1655US8629656B2Battery pack and control method thereforNISHIYAMA SHOICHI·Filed 2012·Granted Jan 14, 2014·0 cites·4 claims
- 1752US9525158B2Battery pack including a frame member surrounding a packing member and manufacturing method thereforYAMAMOTO TAKERU·Filed 2009·Granted Dec 20, 2016·1 cites·13 claims
- 1850US10297804B2Separator, battery using the same, method for producing separator, microporous membrane, and method for producing a microporous membraneSAWAGUCHI MASAHIRO·Filed 2010·Granted May 21, 2019·0 cites·15 claims
- 1940US2006068281A1Outer case for non-aqueous electrolyte battery and method of producing the sameHIRATSUKA MASARU·Filed 2002·Application pending·0 cites
- 2035US2007287063A1Battery PackHIRATSUKA MASARU·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →