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HAMAMATSU TV CO LTD

Overview
  • Total Patents
    235
About

HAMAMATSU TV CO LTD has a total of 235 patent applications. Its first patent ever was published in 1969. It filed its patents most often in Japan, United States and United Kingdom. Its main competitors in its focus markets electrical machinery and energy, measurement and audio-visual technology are NANOX IMAGING PLC, ENGLISH ELECTRIC VALVE CO LTD and GATAN INC.

Patent filings in countries

World map showing HAMAMATSU TV CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 187
#2 United States 21
#3 United Kingdom 14
#4 Germany 5
#5 France 3
#6 Netherlands 3
#7 Canada 2

Patent filings per year

Chart showing HAMAMATSU TV CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tsuchiya Yutaka 28
#2 Hara Katsuo 24
#3 Hagino Minoru 14
#4 Sukegawa Tokuzo 14
#5 Hiruma Teruo 13
#6 Kurasawa Kazuo 12
#7 Takemura Mitsutaka 10
#8 Hirano Tatsu 9
#9 Kinoshita Katsuyuki 9
#10 Inuzuka Eiji 8

Latest patents

Publication Filing date Title
JPS5984105A Device for measuring very weak two-dimensional image
JPS5965783A Measuring device for picture due to particle beam
JPS5963778A Silicon photodiode device and manufacture thereof
JPS5963776A Semiconductor device for detecting incident position
JPS5963777A Manufacture of silicon photodiode device
JPS5958745A Observation device for weak luminous phenomenon
JPS5956774A Semiconductor device for detecting incidence position of particle ray, and the like
JPS5951314A Spectroscopic imaging apparatus using acousto-optical deflecting element
JPS5940869A Apparatus for treating cancer by using laser beam pulse
JPS5940830A Apparatus for diagnosis of cancer using laser beam pulse
JPS5932810A Distance measuring device
JPS5930080A Apparatus for detecting incident position of corpuscular rays
JPS5825043A Framing device
JPS5844661A Electron beam shutter tube
JPS5917117A Spectrophotometric device
JPS5917288A Semiconductor device for incident position detection
JPS594286A Measuring device of two-dimensional weak picture
JPS58223252A Light source lamp
JPS58210583A Detecting and reconstituting device for radiation image
JPS58184249A Dynodes for secondary-electron multiplier