ROTARY ELECTRIC SHAVER AND MANUFACTURING METHOD OF OUTER CUTTER AND INNER CUTTER OF THE SAME

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20120110853A1
SERIAL NO

13290570

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A rotary electric shaver includes an outer cutter having an upper surface with annular shaving sections, formed with hair entry apertures, and an inner cutter having small blades, which rotate in sliding contact with the outer cutter from below the shaving sections. The outer cutter has a plurality of concentric annular shaving sections. The shaving section adjacent to an outer periphery is lower than the shaving section adjacent to a center. The shaving sections are formed on a plane horizontal to a central axis. This makes it possible to increase a shaving area, to precisely trace the curved surface of a concave portion of skin and to come in contact with the skin with a proper contact pressure, thus permitting smooth shaving of the concave portion. The shaver has a simple structure with a smaller number of components, featuring easier assembly and easier removal of hair bits.

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Patent Owner(s)

Patent OwnerAddress
IZUMI PRODUCTS COMPANY3039 OOAZA SASAGA MATSUMOTO-SHI NAGANO 399-8721

International Classification(s)

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  • 2011 Application Filing Year
  • B26B Class
  • 214 Applications Filed
  • 166 Patents Issued To-Date
  • 77.58 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances201120122013201420152016201720182019202020210255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Mimura, Yoshiyuki Masumoto, JP 36 340

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Patent Citation Ranking

  • 12 Citation Count
  • B26B Class
  • 59.68 % this patent is cited more than
  • 13 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges81034421441101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6091 - 10005101520253035404550556065707580859095100105110

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