Inventor
KITAGAWA TAKAO
JP37 patents
⚠️ This page may combine multiple inventors who share the name “KITAGAWA TAKAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO OSAKA CEMENT CO LTD
29 patentsUS6444957B1Sep 3, 2002
Heating apparatus
SUMITOMO OSAKA CEMENT CO LTD26 citations92
US10109861B2Oct 23, 2018
Cathode material for lithium-ion secondary battery, cathode for lithium-ion secondary battery, and lithium-ion secondary battery
SUMITOMO OSAKA CEMENT CO LTD4 citations72
US9343741B2May 17, 2016
Electrode material, electrode and lithium ion battery
SUMITOMO OSAKA CEMENT CO LTD4 citations71
US11374221B2Jun 28, 2022
Lithium-ion secondary battery
SUMITOMO OSAKA CEMENT CO LTD0 citations62
US10566621B2Feb 18, 2020
Lithium-ion secondary battery
SUMITOMO OSAKA CEMENT CO LTD1 citations62
US9356286B1May 31, 2016
Electrode material, paste for electrodes, and lithium ion battery
SUMITOMO OSAKA CEMENT CO LTD2 citations59
US9172087B2Oct 27, 2015
Electrode material, electrode and lithium ion battery
SUMITOMO OSAKA CEMENT CO LTD2 citations58
US10090517B2Oct 2, 2018
Cathode material for lithium-ion secondary battery, cathode for lithium-ion secondary battery, and lithium-ion secondary battery
SUMITOMO OSAKA CEMENT CO LTD0 citations51
US10014522B2Jul 3, 2018
Cathode material for lithium-ion secondary battery
SUMITOMO OSAKA CEMENT CO LTD0 citations51
US9391330B2Jul 12, 2016
Electrode material, method for producing the same, electrode and battery
SUMITOMO OSAKA CEMENT CO LTD0 citations51
US11171321B2Nov 9, 2021
Electrode material and method for manufacturing the same
SUMITOMO OSAKA CEMENT CO LTD0 citations50
US10892485B2Jan 12, 2021
Electrode material for lithium ion secondary battery, electrode material granulated body for lithium ion secondary battery, electrode for lithium ion secondary battery, and lithium ion secondary battery
SUMITOMO OSAKA CEMENT CO LTD0 citations50
US9722250B2Aug 1, 2017
Electrode material and method for manufacturing same
SUMITOMO OSAKA CEMENT CO LTD0 citations50
US9979013B2May 22, 2018
Electrode material, paste, electrode plate, and lithium ion battery
SUMITOMO OSAKA CEMENT CO LTD0 citations49
US9716269B2Jul 25, 2017
Electrode material and method for producing same
SUMITOMO OSAKA CEMENT CO LTD0 citations47
US9680149B2Jun 13, 2017
Electrode material, paste for electrodes, and lithium ion battery
SUMITOMO OSAKA CEMENT CO LTD0 citations47
US9455442B2Sep 27, 2016
Carbon-coated active material composite and lithium ion battery
SUMITOMO OSAKA CEMENT CO LTD0 citations47
US9923207B2Mar 20, 2018
Electrode material, electrode and lithium ion battery
SUMITOMO OSAKA CEMENT CO LTD1 citations44
US10818923B2Oct 27, 2020
Cathode material for lithium-ion secondary battery, cathode for lithium-ion secondary battery, and lithium-ion secondary battery
SUMITOMO OSAKA CEMENT CO LTD0 citations41
US10629908B2Apr 21, 2020
Cathode material for lithium-ion secondary battery, cathode for lithium-ion secondary battery, and lithium-ion secondary battery
SUMITOMO OSAKA CEMENT CO LTD0 citations41
US10573890B2Feb 25, 2020
Cathode material for lithium-ion secondary battery, cathode for lithium-ion secondary battery, and lithium-ion secondary battery
SUMITOMO OSAKA CEMENT CO LTD0 citations41
US10566622B2Feb 18, 2020
Cathode material for lithium-ion secondary battery and method for manufacturing the same, cathode for lithium-ion secondary battery, and lithium-ion secondary battery
SUMITOMO OSAKA CEMENT CO LTD0 citations41
US10483589B2Nov 19, 2019
Lithium-ion secondary battery
SUMITOMO OSAKA CEMENT CO LTD0 citations40
US9748563B2Aug 29, 2017
Electrode material, electrode plate, lithium ion battery, manufacturing method for electrode material, and manufacturing method for electrode plate
SUMITOMO OSAKA CEMENT CO LTD0 citations40
US9698425B2Jul 4, 2017
Electrode material and method for producing the same
SUMITOMO OSAKA CEMENT CO LTD0 citations40
US10693138B2Jun 23, 2020
Cathode material for lithium-ion secondary battery, cathode for lithium-ion secondary battery, and lithium-ion secondary battery
SUMITOMO OSAKA CEMENT CO LTD0 citations39
US9941510B2Apr 10, 2018
Electrode material, electrode, and lithium ion battery
SUMITOMO OSAKA CEMENT CO LTD0 citations39
US9716270B2Jul 25, 2017
Electrode material, electrode, and lithium ion battery
SUMITOMO OSAKA CEMENT CO LTD0 citations38
US9865876B2Jan 9, 2018
Electrode material, electrode, and lithium ion battery
SUMITOMO OSAKA CEMENT CO LTD0 citations36