Inventor · Rifu, JP

Tomitaro Hara

37Patents
9h-index
56Co-inventors
78Inventor score

Filing activity: Mar 9, 1998 → Oct 1, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6399241B1 Nonaqueous electrolyte battery Emerging Cross-Sectional Technologies 69 Expired
US6296971A Non-aqueous electrolyte cell Emerging Cross-Sectional Technologies 64 Expired
US6677083B2 Separator, gelated electrolyte, non-aqueous electrolyte, electrode and non-aqueous electrolyte cell employing the same Emerging Cross-Sectional Technologies 36 Expired
US6368744B1 Nonaqueous electrolyte battery having a casing constituted by a laminate film Emerging Cross-Sectional Technologies 35 Expired
US6509123B1 Gel electrolyte and gel electrolyte cell Emerging Cross-Sectional Technologies 24 Expired
US7776465B1 Nonaqueous electrolyte battery Emerging Cross-Sectional Technologies 21 Expired
US6797430B1 Non-aqueous electrolytic battery and manufacturing method Emerging Cross-Sectional Technologies 17 Expired
US8742725B2 Secondary battery system Emerging Cross-Sectional Technologies 10 Active
US5986046A Oxzidant solution for synthesizing heat-resistant electroconductive polymer and method for preparing electroconductive polymer Electricity 9 Expired
US7297441B2 Nonaqueous-electrolyte secondary battery Emerging Cross-Sectional Technologies 8 Expired
US9935344B2 Test battery case and test battery Emerging Cross-Sectional Technologies 7 Active
US8017263B2 Separator and battery Emerging Cross-Sectional Technologies 5 Active
US7510799B2 Non-aqueous electrolyte battery Emerging Cross-Sectional Technologies 4 Expired
US8334676B2 Lithium ion secondary battery, battery pack, hybrid electric vehicle, battery pack system, and charge-discharge control method Emerging Cross-Sectional Technologies 3 Active
US7670508B2 Proton conductor, single ion conductor, manufacturing methods thereof, and electrochemical capacitor Emerging Cross-Sectional Technologies 2 Expired
US8299800B2 Method of diagnosing a malfunction in an abnormal voltage detecting apparatus, secondary battery system, and hybrid vehicle Emerging Cross-Sectional Technologies 2 Active
US8390253B2 Battery control system and vehicle Emerging Cross-Sectional Technologies 2 Active
US6753113B2 Solid electrolyte cell Emerging Cross-Sectional Technologies 2 Expired
US7659035B2 Nonaqueous electrolyte secondary battery Emerging Cross-Sectional Technologies 2 Active
US9362554B2 Method of manufacturing a positive electrode with a condensation reaction initiated by heating and reduced pressure Emerging Cross-Sectional Technologies 1 Active
US8384345B2 Control method for lithium ion secondary battery, and lithium ion secondary battery system Emerging Cross-Sectional Technologies 1 Active
US6534957B2 Charging method for charging nonaqueous electrolyte secondary battery Emerging Cross-Sectional Technologies 1 Expired
US9991503B2 Method for producing non-aqueous electrolyte secondary battery Emerging Cross-Sectional Technologies 1 Active
US8629655B2 Battery control system and vehicle Emerging Cross-Sectional Technologies 1 Active
US11211604B2 Positive electrode active material for non-aqueous electrolyte secondary battery, positive electrode, and secondary battery Emerging Cross-Sectional Technologies 0 Active

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