Learn more

CLEVELAND INSTR COMPANY

Overview
  • Total Patents
    17
About

CLEVELAND INSTR COMPANY has a total of 17 patent applications. Its first patent ever was published in 1912. It filed its patents most often in United States and Canada. Its main competitors in its focus markets measurement, machine tools and machines are NINGBO XIANGRUI MACHINERY CO LTD, CHONGQING YINGQUAN STANDARD PARTS CO LTD and BIKE MACH SRL.

Patent filings in countries

World map showing CLEVELAND INSTR COMPANYs patent filings in countries
# Country Total Patents
#1 United States 13
#2 Canada 4

Patent filings per year

Chart showing CLEVELAND INSTR COMPANYs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Graham Erwin W 7
#2 Roeger Richard E 5
#3 Witzke Frederick W 2
#4 Young Ray A 2
#5 Prochaska Norman E 2
#6 Mintel Walter O 1
#7 Earl Beighlee Henry 1
#8 Schedler Kenneth C 1

Latest patents

Publication Filing date Title
US3120121A Surface analyzer device
US2960688A Positioning device
US2926345A Machine tool locating mechanism
US2826818A Opposed head comparator
US2854757A Run-out discriminator gage
US2844879A Gaging mechanism
US2752687A Automatic gaging apparatus
US2737723A Comparator having pivotal fine adjustment means
US2717449A Multiple gauging apparatus
US2627119A Electromagnetic pickup for gauging devices
US2642671A Internal gauge
US2627062A Measuring device
US1327800A Compensating-pyrometer system and apparatus
CA664937A Surface analyzer device
CA636547A Positioning device
CA614026A Machine tool locating mechanism
CA509437A Measuring instrument