Inventor · Tokyo, JP

Rikiya Yamashita

62Patents
9h-index
58Co-inventors
81Inventor score

Filing activity: Apr 7, 1995 → Feb 28, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7285334B1 Material for packaging cell, bag for packaging cell, and its production method Emerging Cross-Sectional Technologies 75 Expired
US6218017A Laminated structure, covering structure and pouch Emerging Cross-Sectional Technologies 31 Expired
US7041380B2 Packaging material for battery Emerging Cross-Sectional Technologies 28 Expired
US6877216B2 Heat-sealing machine, heat-sealing method, embossing method, work pressing machine and workpiece Emerging Cross-Sectional Technologies 19 Expired
US7048822B2 Packaging material for polymer cell and method for producing the same Emerging Cross-Sectional Technologies 14 Expired
USD829386S1 Working gloves General 11 Active
US5858490A Film formed from polyethylene-2,6-naphthalate resin, process for producing said film and package using said film Emerging Cross-Sectional Technologies 10 Expired
US6841298B2 Battery, tab of battery and method of manufacture thereof Emerging Cross-Sectional Technologies 9 Expired
US5846652A Cover material, carrier tape, and taping apparatus Emerging Cross-Sectional Technologies 9 Expired
US8067113B2 Polymer battery module packaging sheet and a method of manufacturing the same Emerging Cross-Sectional Technologies 7 Expired
US7008721B2 Battery and lead-insulating film Emerging Cross-Sectional Technologies 6 Expired
US6761994B2 Packaging material for polymer cell and process for producing the same Emerging Cross-Sectional Technologies 5 Expired
US10347877B2 Battery packaging material Emerging Cross-Sectional Technologies 5 Active
US5990248A Film formed from polyethylene-2,6-naphthalate resin, process for producing said film and package using said film Emerging Cross-Sectional Technologies 3 Expired
US10236479B2 Power-cell packaging material Emerging Cross-Sectional Technologies 3 Active
US10854855B2 Packaging material for battery Emerging Cross-Sectional Technologies 3 Active
US11097461B2 Battery packaging material, production method therefor, battery, and polyester film Emerging Cross-Sectional Technologies 3 Active
US10854396B2 Packaging material for electrochemical cells Emerging Cross-Sectional Technologies 3 Active
US10396316B2 Cell packaging material and cell Emerging Cross-Sectional Technologies 2 Active
US6040047A Cover tape Emerging Cross-Sectional Technologies 2 Expired
US10886506B2 Cell packaging material, method for manufacturing same, and cell Emerging Cross-Sectional Technologies 2 Active
US10483503B2 Battery packaging material Emerging Cross-Sectional Technologies 1 Active
US10777785B2 Power-cell packaging material Emerging Cross-Sectional Technologies 1 Active
US11251481B2 Packaging material for battery Emerging Cross-Sectional Technologies 1 Active
US10581033B2 Battery packaging material Emerging Cross-Sectional Technologies 1 Active

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