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RUHL HERMANN

Overview
  • Total Patents
    13
About

RUHL HERMANN has a total of 13 patent applications. Its first patent ever was published in 1971. It filed its patents most often in Canada and United States. Its main competitors in its focus markets control, measurement and machine tools are ZENITH S A, DOLDER EUGEN DR ING and C L INSTRUMENTS LTD.

Patent filings in countries

World map showing RUHL HERMANNs patent filings in countries
# Country Total Patents
#1 Canada 7
#2 United States 6

Patent filings per year

Chart showing RUHL HERMANNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ruhl Hermann 13

Latest patents

Publication Filing date Title
CA1191952A Bandsaw performance monitor
US4595932A Recorder with circuit line tamper indicating system
CA1193686A Recorder with circuit line tamper indicating system
CA1178676A Transportation equipment recorder for highlighting operating parameters outside of preset limits
CA1187058A Transportation equipment recorder with time accuracy
US4293844A Variable acceleration monitoring system
CA1132223A Speed control device
US4245598A Speed control device
US4171030A Acceleration warning device
CA1110731A Acceleration warning device
CA992207A Pen chart analyser