TREA

Spherometers

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Industry

  • CPC
  • G01B5/22
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Parent Industries

GPHYSICS G01Measuring instruments G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS MEASURING ANGLES MEASURING AREAS MEASURING IRREGULARITIES OF SURFACES OR CONTOURS G01B5/00Measuring arrangements characterised by the use of mechanical means

Current Industry

G01B5/22Spherometers
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Spherical-form measuring apparatus
    • Patent number 9,297,631
    • Issue date Mar 29, 2016
    • Mitutoyo Corporation
    • Takeshi Hagino
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Vacuum-actuated spherometer
    • Patent number 7,540,096
    • Issue date Jun 2, 2009
    • Hardin Optical Co.
    • Larry C. Hardin
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Surface shape evaluation method and device for spherical body
    • Patent number 6,453,729
    • Issue date Sep 24, 2002
    • NSK Ltd.
    • Yasushi Muto
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Golf ball out-of-round indicator
    • Patent number 5,774,997
    • Issue date Jul 7, 1998
    • Performance Dynamics LLC
    • Paul J. Gruen
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Apparatus and a method for measuring the curvature radii of spheric...
    • Patent number 5,640,778
    • Issue date Jun 24, 1997
    • National Science Council
    • Shin-Gwo Shiue
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Spherometer
    • Patent number 5,131,159
    • Issue date Jul 21, 1992
    • Olympus Optical Company Limited
    • Mitsuaki Takahashi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Golf ball sphericity gauge
    • Patent number 4,385,447
    • Issue date May 31, 1983
    • Charles J. Bennett
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Measuring set for determination of the sagittal depth and the avera...
    • Patent number 4,205,452
    • Issue date Jun 3, 1980
    • Ceskoslovenska akademie ved
    • Otto Wichterle
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3863351
    • Patent number 3,863,351
    • Issue date Feb 4, 1975
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3797123
    • Patent number 3,797,123
    • Issue date Mar 19, 1974
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    3574260
    • Patent number 3,574,260
    • Issue date Apr 13, 1971
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2785474
    • Patent number 2,785,474
    • Issue date Mar 19, 1957
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2052153
    • Patent number 2,052,153
    • Issue date Aug 25, 1936
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2010144
    • Patent number 2,010,144
    • Issue date Aug 6, 1935
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2006436
    • Patent number 2,006,436
    • Issue date Jul 2, 1935
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    1672566
    • Patent number 1,672,566
    • Issue date Jun 5, 1928
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1671912
    • Patent number 1,671,912
    • Issue date May 29, 1928
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1659969
    • Patent number 1,659,969
    • Issue date Feb 21, 1928
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1637024
    • Patent number 1,637,024
    • Issue date Jul 26, 1927
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1595417
    • Patent number 1,595,417
    • Issue date Aug 10, 1926
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1563468
    • Patent number 1,563,468
    • Issue date Dec 1, 1925
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1494648
    • Patent number 1,494,648
    • Issue date May 20, 1924
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1142717
    • Patent number 1,142,717
    • Issue date Jun 8, 1915
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1093307
    • Patent number 1,093,307
    • Issue date Apr 14, 1914
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1021645
    • Patent number 1,021,645
    • Issue date Mar 26, 1912
    • G01 - MEASURING TESTING
  • Information Patent Grant

    1017639
    • Patent number 1,017,639
    • Issue date Feb 13, 1912
    • G01 - MEASURING TESTING
  • Information Patent Grant

    961457
    • Patent number 961,457
    • Issue date Jun 14, 1910
    • G01 - MEASURING TESTING
  • Information Patent Grant

    880837
    • Patent number 880,837
    • Issue date Mar 3, 1908
    • G01 - MEASURING TESTING
  • Information Patent Grant

    867011
    • Patent number 867,011
    • Issue date Sep 24, 1907
    • G01 - MEASURING TESTING
  • Information Patent Grant

    827792
    • Patent number 827,792
    • Issue date Aug 7, 1906
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    SPHERICAL-FORM MEASURING APPARATUS
    • Publication number 20140130363
    • Publication date May 15, 2014
    • Mitutoyo Corporation
    • Takeshi Hagino
    • G01 - MEASURING TESTING
  • Information Patent Application

    Vacuum-actuated spherometer
    • Publication number 20090077824
    • Publication date Mar 26, 2009
    • Larry C. Hardin
    • G01 - MEASURING TESTING