Inventor · Hirakata, JP

Shin Fujitani

120Patents
19h-index
107Co-inventors
89Inventor score

Filing activity: Oct 7, 1988 → Jul 24, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US7192673B1 Electrode for rechargeable lithium battery and rechargeable lithium battery Emerging Cross-Sectional Technologies 156 Expired
US7235330B1 Electrode for use in lithium battery and rechargeable lithium battery Emerging Cross-Sectional Technologies 145 Expired
US6685804B1 Method for fabricating electrode for rechargeable lithium battery Emerging Cross-Sectional Technologies 113 Expired
US6887511B1 Method for preparing electrode material for lithium battery Emerging Cross-Sectional Technologies 106 Expired
US6489055B1 Lithium secondary battery Emerging Cross-Sectional Technologies 96 Expired
US7410728B1 Electrode for lithium batteries and rechargeable lithium battery Emerging Cross-Sectional Technologies 90 Expired
US7241533B1 Electrode for rechargeable lithium battery and rechargeable lithium battery Emerging Cross-Sectional Technologies 78 Expired
US5229222A Fuel cell system Emerging Cross-Sectional Technologies 72 Expired
US7794881B1 Electrode for lithium batteries and rechargeable lithium battery Emerging Cross-Sectional Technologies 69 Expired
US7195842B1 Electrode for use in lithium battery and rechargeable lithium battery Emerging Cross-Sectional Technologies 67 Expired
US6372384B1 Rechargeable lithium battery comprising substituted lithium titanate electrodes Emerging Cross-Sectional Technologies 46 Expired
US5366820A Fuel cell system Emerging Cross-Sectional Technologies 43 Expired
US6346348B1 Rechargeable lithium battery with a lithium molybdenum oxide electrode Emerging Cross-Sectional Technologies 36 Expired
US6265105A Sealed, alkaline-zinc storage battery Emerging Cross-Sectional Technologies 34 Expired
US6692870B2 Electrode active material and lithium secondary battery Emerging Cross-Sectional Technologies 30 Expired
US6462936B1 Solid electrolytic capacitor Emerging Cross-Sectional Technologies 29 Expired
US6746800B1 Nonaqueous electrolyte secondary battery Emerging Cross-Sectional Technologies 24 Expired
US6337158B1 Lithium secondary battery Emerging Cross-Sectional Technologies 20 Expired
US6007946A Non-sintered nickel electrode for alkaline storage battery, alkaline storage battery including the same, and method for production of non-sintered nickel electrode for alkaline storage battery Emerging Cross-Sectional Technologies 19 Expired
US5797269A Hydrogen storage containers Emerging Cross-Sectional Technologies 19 Expired
US6319633A Rechargeable lithium battery Emerging Cross-Sectional Technologies 18 Expired
US5987895A Hydrogen storage containers Emerging Cross-Sectional Technologies 14 Expired
US7160646B2 Electrode for lithium secondary battery and lithium secondary battery Emerging Cross-Sectional Technologies 12 Expired
US6391496B1 Lithium secondary battery with orthorhombic molybdenum and niobium oxide electrodes Emerging Cross-Sectional Technologies 11 Expired
US5496424A Hydrogen absorbing alloy and process for preparing same Emerging Cross-Sectional Technologies 11 Expired

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