Inventor · disambiguated record
Matthew A. Spence
Also filed as: SPENCE MATTHEW · SPENCE MATTHEW A · SPENCE MATTHEW ARTHUR
19 granted patents·9 pending applications·15 citations·filing 2014–2025
92Inventor score
Files withCPS TECH HOLDINGS LLC9JOHNSON CONTROLS TECH CO8CLARIOS GERMANY GMBH & CO KG4SAMSARA ECO PTY LTD4CLARIOS GERMANY GMBH & CO KGAA1
Top patents by PatentIndex Score
28 records- 0194US10403940B2Systems and methods for closed-loop recycling of a liquid component of a leaching mixture when recycling lead from spent lead-acid batteriesJOHNSON CONTROLS AUTOBATTERIE GMBH & CO KGAA·Filed 2017·Granted Sep 3, 2019·3 cites·23 claims
- 0292US2024194962A1Systems and methods for closed-loop recycling of a liquid component of a leaching mixture when recycling lead from spent lead-acid batteriesCLARIOS GERMANY GMBH & CO KG·Filed 2024·Application pending·0 cites
- 0391US12278352B2Methods for purifying and recycling lead from spent lead-acid batteriesCPS TECH HOLDINGS LLC·Filed 2023·Granted Apr 15, 2025·0 cites·20 claims
- 0491US11411280B2Absorbent glass mat batteryCPS TECH HOLDINGS LLC·Filed 2018·Granted Aug 9, 2022·5 cites·20 claims
- 0591US10777858B2Methods for purifying and recycling lead from spent lead-acid batteriesCPS TECH HOLDINGS LLC·Filed 2017·Granted Sep 15, 2020·2 cites·11 claims
- 0690US11005129B2Systems and methods for closed-loop recycling of a liquid component of a leaching mixture when recycling lead from spent lead-acid batteriesCLARIOS GERMANY GMBH & CO KGAA·Filed 2019·Granted May 11, 2021·1 cites·20 claims
- 0790US9555386B2Systems and methods for closed-loop recycling of a liquid component of a leaching mixture when recycling lead from spent lead-acid batteriesJOHNSON CONTROLS TECH CO·Filed 2014·Granted Jan 31, 2017·3 cites·13 claims
- 0886US12288897B2Absorbent glass mat batteryCPS TECH HOLDINGS LLC·Filed 2024·Granted Apr 29, 2025·0 cites·20 claims
- 0983US2025226473A1Methods for purifying and recycling lead from spent lead-acid batteriesCPS TECH HOLDINGS LLC·Filed 2025·Application pending·0 cites
- 1081US2024222600A1Absorbent glass mat batteryCPS TECH HOLDINGS LLC·Filed 2024·Application pending·0 cites
- 1180US11923518B2Systems and methods for closed-loop recycling of a liquid component of a leaching mixture when recycling lead from spent lead-acid batteriesCLARIOS GERMANY GMBH & CO KG·Filed 2021·Granted Mar 5, 2024·0 cites·14 claims
- 1278US11870096B2Absorbent glass mat batteryCPS TECH HOLDINGS LLC·Filed 2022·Granted Jan 9, 2024·0 cites·20 claims
- 1377US11791505B2Methods for purifying and recycling lead from spent lead-acid batteriesCPS TECH HOLDINGS LLC·Filed 2020·Granted Oct 17, 2023·0 cites·20 claims
- 1474US10122052B2Systems and methods for purifying and recycling lead from spent lead-acid batteriesJOHNSON CONTROLS TECH CO·Filed 2017·Granted Nov 6, 2018·0 cites·17 claims
- 1574US9751067B2Methods for purifying and recycling lead from spent lead-acid batteriesJOHNSON CONTROLS TECH CO·Filed 2014·Granted Sep 5, 2017·1 cites·29 claims
- 1673US9757702B2Systems and methods for purifying and recycling lead from spent lead-acid batteriesJOHNSON CONTROLS TECH CO·Filed 2014·Granted Sep 12, 2017·0 cites·28 claims
- 1773US2025233126A1Negative mass for lead-acid battery electrodes and lead-acid battery including sameCLARIOS GERMANY GMBH & CO KG·Filed 2025·Application pending·0 cites
- 1870US9533273B2Systems and methods for isolating a particulate product when recycling lead from spent lead-acid batteriesJOHNSON CONTROLS TECH CO·Filed 2014·Granted Jan 3, 2017·0 cites·29 claims
- 1969US11936032B2Absorbent glass mat batteryCPS TECH HOLDINGS LLC·Filed 2019·Granted Mar 19, 2024·0 cites·19 claims
- 2067US2025136957A1Enzyme variants and uses thereofSAMSARA ECO PTY LTD·Filed 2024·Application pending·0 cites
- 2166US2024150739A1Enzyme variants and uses thereofSAMSARA ECO PTY LTD·Filed 2023·Application pending·0 cites
- 2264US12266783B2Negative mass for lead-acid battery electrodes and lead-acid battery including sameCLARIOS GERMANY GMBH & CO KG·Filed 2019·Granted Apr 1, 2025·0 cites·18 claims
- 2363US2025270381A1Recycling of polyesterSAMSARA ECO PTY LTD·Filed 2022·Application pending·0 cites
- 2462US9660306B2Systems and methods for selectively separating and separately processing portions of lead-acid batteriesJOHNSON CONTROLS TECH CO·Filed 2014·Granted May 23, 2017·0 cites·27 claims
- 2556US10062933B2Hydrometallurgical electrowinning of lead from spent lead-acid batteriesJOHNSON CONTROLS TECH CO·Filed 2016·Granted Aug 28, 2018·0 cites·22 claims
- 2655US2024327809A1Enzymes and Uses ThereofSAMSARA ECO PTY LTD·Filed 2022·Application pending·0 cites
- 2755US2022407083A1Active material having oxidized fiber additive & electrode and battery having sameCPS TECH HOLDING LLC·Filed 2020·Application pending·0 cites
- 2851US9670565B2Systems and methods for the hydrometallurgical recovery of lead from spent lead-acid batteries and the preparation of lead oxide for use in new lead-acid batteriesJOHNSON CONTROLS TECH CO·Filed 2014·Granted Jun 6, 2017·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →