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CSU LTD

Overview
  • Total Patents
    19
About

CSU LTD has a total of 19 patent applications. Its first patent ever was published in 1986. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets mechanical elements and audio-visual technology are YOKOO YOSHINARI, CRD KK and NIHON DENSAN NAGANO KK.

Patent filings in countries

World map showing CSU LTDs patent filings in countries
# Country Total Patents
#1 United States 8
#2 United Kingdom 6
#3 Germany 5

Patent filings per year

Chart showing CSU LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Mechanical elements
#2 Audio-visual technology

Focus technologies

# Technology
#1 Shafts
#2 Special information storage

Top inventors

# Name Total Patents
#1 Nakanishi Tsutomu 19

Latest patents

Publication Filing date Title
GB9001215D0 Rotary structure
GB8918618D0 Spindle unit
US4934843A Rotary structure
US4958943A Ball bearing
US4939606A Rotary head assembly for digital audio tape recorders
GB8715810D0 Spindle unit
GB8701316D0 Rotary structure
GB8701315D0 Rotary structure
DE3700757A1 Rotating head
GB8624818D0 Spindle unit