Learn more

WLPU HOLDINGS LTD

Overview
  • Total Patents
    15
About

WLPU HOLDINGS LTD has a total of 15 patent applications. Its first patent ever was published in 1972. It filed its patents most often in South Africa, United Kingdom and Greece. Its main competitors in its focus markets thermal processes, machines and environmental technology are WLPU HOLDINGS PTY LTD, SPX COOLING TECH INC and LU HONGXIN.

Patent filings in countries

World map showing WLPU HOLDINGS LTDs patent filings in countries
# Country Total Patents
#1 South Africa 10
#2 United Kingdom 2
#3 Greece 2
#4 United States 1

Patent filings per year

Chart showing WLPU HOLDINGS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bosman P 8
#2 Witthaus U 2
#3 Boehm H 2
#4 Williamson John Robert Gilmour 1
#5 Bosman Peter Barry 1
#6 Bosman Peter B 1
#7 Williamson J 1
#8 Witthaus K 1

Latest patents

Publication Filing date Title
ZA8205478B A pinch valve for blocking off a flexible conduit
ZA8003730B Packing in cooling towers
ZA8003729B Supporting of packing in cooling towers
ZA7804455B Improvements in or relating to cooling towers
ZA7801680B Improvements in or relating to cooling towers
ZA7801679B Improvements in or relating to cooling towers
ZA7707095B Improvements in or relating to cooling towers
ZA7308955B Improvements in or relating to cooling towers
ZA7203786B Improvements in or relating to cooling towers