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MITUTOYO MFG CO LTD

Overview
  • Total Patents
    413
About

MITUTOYO MFG CO LTD has a total of 413 patent applications. Its first patent ever was published in 1974. It filed its patents most often in United States, Germany and United Kingdom. Its main competitors in its focus markets measurement, machines and machine tools are MITSUTOYO SEISAKUSHO, CENTRAL MACHINE TOOL INST and BROWN & SHARPE TESA SA.

Patent filings per year

Chart showing MITUTOYO MFG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sakata Hideo 40
#2 Nishina Shingo 22
#3 Mizuno Ichiro 19
#4 Ichikawa Souji 19
#5 Nakahara Masao 17
#6 Sugizaki Iwao 14
#7 Sakagami Seiji 13
#8 Nishikata Goro 13
#9 Ohtani Shigeru 12
#10 Nakaoki Tokuzo 11

Latest patents

Publication Filing date Title
CN1058102A Optical encoder
US4912322A Optical type displacement detecting device
EP0241913A2 Method and circuitry for detecting signals of capacitance type transducers for measuring positions
EP0248165A2 Capacitance-type transducer for measuring positions
WO8705693A1 Photoelectric displacement detector
GB8627590D0 Electronic display measuring device
GB8626902D0 Electronic measuring device
US4772147A Printer apparatus
US4743770A Profile-measuring light probe using a change in reflection factor in the proximity of a critical angle of light
US4725720A Microscope with auto focus and light adjusting means
GB8612439D0 Variable capacitance type encoder
GB8606311D0 Method of operating a coordinate measuring instrument
US4727653A Coordinate measuring instrument
GB8601147D0 Seal device in displacement measuring instrument
US4679326A Height gauge
CN1005218B Edge detecting device in optical measuring instrument
CN1009487B Optical measuring system
DE3546889C2 Surface tracer detecting three-dimensional coordinates of workpiece
CN1005790B Measuring device for surface roughness
US4630381A Coordinate measuring instrument