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GLASS DEVELOPMENTS LTD

Overview
  • Total Patents
    22
About

GLASS DEVELOPMENTS LTD has a total of 22 patent applications. Its first patent ever was published in 1951. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets measurement, optics and surface technology and coating are GE INSPECTION TECH GMBH, INVITROX INC and SONOSCAN INC.

Patent filings in countries

World map showing GLASS DEVELOPMENTS LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 12
#2 France 4
#3 United States 3
#4 Canada 2
#5 Germany 1

Patent filings per year

Chart showing GLASS DEVELOPMENTS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sproule Donald Orr 4
#2 Bates Edward Arthur Benjamin 3
#3 Orr Sproule Donald 2
#4 Wagner Raphael Jacob 2
#5 Miriam Wilfred John 1
#6 Clarke Richard Gregory South 1
#7 Seagrove Douglas Joseph Willie 1
#8 Sproule Donald O 1
#9 Bates Edward A B 1
#10 Boud William Edward 1

Latest patents

Publication Filing date Title
US3614890A Probe manipulators for ultrasonic flaw detection apparatus
FR1482385A Frost detector
GB1164456A Improvements in or relating to Ultrasonic Flaw Detection
GB1117664A Improvements in or relating to acoustically operated ice detectors
GB1026178A Improvements in the production of glass-coated metal wire
GB1046774A Improvements in ultrasonic flaw detection equipment
GB928948A Improvements in or relating to inspection apparatus
GB921780A Improvements in or relating to ammonia masers
US2972069A Ultrasonic flaw detecting apparatus
GB887064A Improvements in or relating to ultrasonic flaw detecting apparatus
US2969671A Ultrasonic flaw detecting apparatus
GB881449A Improvements in or relating to ultrasonic flaw detecting apparatus
FR1171559A Improvements to a device for detecting straws and measuring speeds by ultrasonic echo processes
GB815071A Improvements in or relating to ultrasonic flaw detecting apparatus
GB783965A Improvements in or relating to probe heads
GB696920A Improvements in or relating to methods of testing materials for flaws and apparatus therefor utilizing ultrasonic waves
FR1059858A Improvements to methods for detecting defects in materials
GB738376A Improvements in or relating to assemblies for producing ultrasonic waves
CA665030A Ultrasonic flaw detecting apparatus
CA883380A Ultrasonic flaw detection apparatus