Inventor · Hirakata, JP

Toshiyuki Nohma

109Patents
19h-index
85Co-inventors
89Inventor score

Filing activity: Oct 29, 1987 → Aug 14, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6040090A Positive electrode material for use in non-aqueous electrolyte battery, process for preparing the same, and non-aqueous electrolyte battery Emerging Cross-Sectional Technologies 68 Expired
US6333128A Lithium secondary battery Emerging Cross-Sectional Technologies 55 Expired
US5443929A Nonaqueous secondary battery Emerging Cross-Sectional Technologies 52 Expired
US6316145A Non-aqueous electrolyte battery and charging method therefor Emerging Cross-Sectional Technologies 44 Expired
US7452631B2 Non-aqueous electrolyte secondary battery Emerging Cross-Sectional Technologies 37 Active
US6235426A Nonaqueous electrolyte secondary cell wit PTC current collector tabs Emerging Cross-Sectional Technologies 34 Expired
US6436577B1 Non-aqueous electrolytic secondary cell Emerging Cross-Sectional Technologies 34 Expired
US5294499A Non-aqueous secondary cell Emerging Cross-Sectional Technologies 34 Expired
US6808848B2 Nonaqueous electrolyte secondary cells Emerging Cross-Sectional Technologies 32 Expired
US6653017B2 Nonaqueous electrolyte secondary cells Emerging Cross-Sectional Technologies 31 Expired
US6730438B2 Nonaqueous electrolyte secondary cells and process for fabricating same Emerging Cross-Sectional Technologies 25 Expired
US4758484A Non-aqueous secondary cell Emerging Cross-Sectional Technologies 25 Expired
US7544443B2 Nonaqueous electrolyte secondary battery Emerging Cross-Sectional Technologies 25 Active
US6352794B1 Lithium rechargeable battery Emerging Cross-Sectional Technologies 23 Expired
US8241786B2 Secondary battery Emerging Cross-Sectional Technologies 22 Active
US5686138A Lithium secondary battery Emerging Cross-Sectional Technologies 21 Expired
US6899973B2 Nonaqueous electrolyte secondary cells Emerging Cross-Sectional Technologies 21 Expired
US6355379B1 Polymer electrolyte batteries having improved electrode/electrolyte interface Emerging Cross-Sectional Technologies 21 Expired
US6337158B1 Lithium secondary battery Emerging Cross-Sectional Technologies 20 Expired
US6521374B1 Lithium secondary cell Emerging Cross-Sectional Technologies 19 Expired
US4904552A Non-aqueous secondary cell Emerging Cross-Sectional Technologies 19 Expired
US8603670B2 Secondary battery Emerging Cross-Sectional Technologies 19 Active
US7273678B2 Secondary cell Emerging Cross-Sectional Technologies 18 Expired
US6368749B1 Active substances, electrodes, nonaqueous electrolyte secondary cells, and a process for fabricating the active substances Emerging Cross-Sectional Technologies 17 Expired
USD645813S1 Storage battery General 15 Expired

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