Inventor · disambiguated record
Hiroshi Kagawa
Also filed as: KAGAWA HIROSHI
13 granted patents·3 pending applications·311 citations·filing 1975–2015
93Inventor score
Top patents by PatentIndex Score
16 records- 0189US5547780ABattery precursor and a batteryYUASA BATTERY CO LTD·Filed 1994·Granted Aug 20, 1996·62 cites·23 claims
- 0287US5401595AFilm type battery and layer-built film type batteryYUASA BATTERY CO LTD·Filed 1992·Granted Mar 28, 1995·87 cites·16 claims
- 0382US5654111AElectronic device having a battery and a battery thereforSONY CORP·Filed 1995·Granted Aug 5, 1997·63 cites·31 claims
- 0475US4657830ASodium-sulfur storage batteryYUASA BATTERY CO LTD·Filed 1986·Granted Apr 14, 1987·31 cites·9 claims
- 0560US4530151AManufacture method of a sodium-sulfur storage batteryYUASA BATTERY CO LTD·Filed 1983·Granted Jul 23, 1985·13 cites·6 claims
- 0660US4024319ASodium-sulfur storage batteryAGENCY IND SCIENCE TECHN·Filed 1975·Granted May 17, 1977·15 cites·1 claims
- 0759US7732099B2Composite polymer electrolyte compositionTREKION CO LTD·Filed 2004·Granted Jun 8, 2010·9 cites·14 claims
- 0858US2013252225A1Study system and display methodHAYASHI TAKEFUMI·Filed 2011·Application pending·0 cites
- 0958US2013183651A1Server, learning terminal apparatus, and learning content managing methodSONY CORP·Filed 2012·Application pending·0 cites
- 1058US2016240092A1Study system and display methodSONY CORP·Filed 2015·Application pending·0 cites
- 1142US4027075ASodium sulfur storage batteryAGENCY IND SCIENCE TECHN·Filed 1975·Granted May 31, 1977·7 cites·4 claims
- 1238US4510217ASodium-sulfur storage batteryYUASA BATTERY CO LTD·Filed 1983·Granted Apr 9, 1985·7 cites·3 claims
- 1337US4895777ASodium-sulfur storage batteryYUASA BATTERY CO LTD·Filed 1986·Granted Jan 23, 1990·5 cites·5 claims
- 1435US4615957ASodium-sulfur storage batteryYUASA BATTERY CO LTD·Filed 1985·Granted Oct 7, 1986·5 cites·10 claims
- 1534US5431701AManufacturing method of film type batteryYUASA BATTERY CO LTD·Filed 1993·Granted Jul 11, 1995·6 cites·9 claims
- 1629US4627996ASodium-sulfur storage battery and a manufacturing method of the sameYUASA BATTERY CO LTD·Filed 1985·Granted Dec 9, 1986·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →