Inventor · disambiguated record
Akiya Kozawa
Also filed as: KOZAWA AKIYA
12 granted patents·3 pending applications·215 citations·filing 1972–2013
92Inventor score
Top patents by PatentIndex Score
15 records- 0192US3956018APrimary electric current-producing dry cell using a (CFx)n cathode and an aqueous alkaline electrolyteUNION CARBIDE CORP·Filed 1974·Granted May 11, 1976·50 cites·31 claims
- 0290US3945847ACoherent manganese dioxide electrodes, process for their production, and electrochemical cells utilizing themUNION CARBIDE CORP·Filed 1974·Granted Mar 23, 1976·40 cites·20 claims
- 0380US4379817AOrganic solvent-treated manganese dioxide-containing cathodesUNION CARBIDE CORP·Filed 1981·Granted Apr 12, 1983·34 cites·8 claims
- 0470US3939006AHydrogen absorbing material for electrochemical cellsUNION CARBIDE CORP·Filed 1972·Granted Feb 17, 1976·23 cites·5 claims
- 0566US4224384ASilver catalyzed manganese dioxide hydrogen gas absorberUNION CARBIDE CORP·Filed 1975·Granted Sep 23, 1980·19 cites·3 claims
- 0657US4252666ASilver catalyzed manganese dioxide hydrogen gas absorberUNION CARBIDE CORP·Filed 1979·Granted Feb 24, 1981·8 cites·11 claims
- 0756US7160645B2Lead-acid battery having an organic polymer additive and process thereofKOZAWA AKIYA·Filed 2003·Granted Jan 9, 2007·7 cites·6 claims
- 0854US4015055AMetal oxide cells having low internal impedanceUNION CARBIDE CORP·Filed 1975·Granted Mar 29, 1977·14 cites·13 claims
- 0948US2015030919A1Activators for lead-acid storage battery and lead-acid storage batteryKOZAWA AKIYA·Filed 2013·Application pending·0 cites
- 1045US2007054182A1Timed-released activator pellet for lead-acid batteryKOZAWA AKIYA·Filed 2006·Application pending·0 cites
- 1142US9312569B2Additive for lead-acid battery and lead-acid batteryMASE SHUNZO·Filed 2012·Granted Apr 12, 2016·0 cites·34 claims
- 1242US5958623AElectrochemical cell employing a fine carbon additiveFiled 1997·Granted Sep 28, 1999·13 cites·19 claims
- 1342US2003228525A1Lead-acid battery having an organic polymer additive and process thereofFiled 2003·Application pending·0 cites
- 1433US4285122AHeat-treated, organic solvent-treated manganese dioxideUNION CARBIDE CORP·Filed 1980·Granted Aug 25, 1981·3 cites·5 claims
- 1530US5352339AMethod for producing electrolytic manganese dioxideKOZAWA AKIYA·Filed 1993·Granted Oct 4, 1994·4 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →