Inventor · Takehara, JP

Yoshimi Hata

22Patents
3h-index
26Co-inventors
63Inventor score

Filing activity: Jan 25, 1994 → Sep 3, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US9525173B2 Method for manufacturing over-lithiated layered lithium metal composite oxide Emerging Cross-Sectional Technologies 8 Active
US9537140B2 Manganese spinel-type lithium transition metal oxide Emerging Cross-Sectional Technologies 4 Active
US8703341B2 Positive electrode active material for lithium battery Emerging Cross-Sectional Technologies 3 Active
US7988880B2 Spinel type lithium transition metal oxide Emerging Cross-Sectional Technologies 3 Active
US8728343B2 Positive electrode active material for lithium-ion battery and lithium-ion battery Emerging Cross-Sectional Technologies 2 Active
US10186706B2 Positive electrode active material for lithium secondary battery Emerging Cross-Sectional Technologies 1 Active
US9960423B2 Spinel-type lithium metal composite oxide Emerging Cross-Sectional Technologies 1 Active
US9437873B2 Spinel-type lithium manganese-based composite oxide Emerging Cross-Sectional Technologies 0 Active
US9893355B2 Spinel-type lithium manganese transition metal oxide Emerging Cross-Sectional Technologies 0 Active
US9640794B2 Lithium transition metal oxide having layered structure Emerging Cross-Sectional Technologies 0 Active
US5505761A Process for preparing metallic cadmium powder Emerging Cross-Sectional Technologies 0 Expired
US10312508B2 Lithium metal composite oxide powder Emerging Cross-Sectional Technologies 0 Active
US10468672B2 Positive electrode active material for lithium secondary battery Emerging Cross-Sectional Technologies 0 Active
US9337486B2 Spinel-type lithium-manganese composite oxide Emerging Cross-Sectional Technologies 0 Active
US9391313B2 Lithium metal composite oxide powder Emerging Cross-Sectional Technologies 0 Active
US8029929B2 Positive electrode active substance for lithium cell Emerging Cross-Sectional Technologies 0 Active
US9738952B2 Hydrogen storing alloy Emerging Cross-Sectional Technologies 0 Active
US10263244B2 Lithium metal composite oxide having layered structure Emerging Cross-Sectional Technologies 0 Active
US10141570B2 Positive electrode active material for lithium secondary cell Emerging Cross-Sectional Technologies 0 Active
US8734998B2 Spinel-type lithium transition metal oxide and positive electrode active material for lithium battery Emerging Cross-Sectional Technologies 0 Active
US10442699B2 Method of manufacturing a positive electrode active material for lithium secondary batteries Emerging Cross-Sectional Technologies 0 Active
US9786914B2 Spinel-type lithium cobalt manganese-containing complex oxide Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.