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STEENBURGH LEON R JR

Overview
  • Total Patents
    15
About

STEENBURGH LEON R JR has a total of 15 patent applications. Its first patent ever was published in 1986. It filed its patents most often in United States and Australia. Its main competitors in its focus markets thermal processes, chemical engineering and mechanical elements are MAKEEV SERGEJ A, DUKHANIN YURIJ and ORLOV V I.

Patent filings in countries

World map showing STEENBURGH LEON R JRs patent filings in countries
# Country Total Patents
#1 United States 14
#2 Australia 1

Patent filings per year

Chart showing STEENBURGH LEON R JRs patent filings per year from 1900 to 2020

Focus technologies

# Technology
#1 Refrigerators
#2 Pipe-line systems
#3 Separation

Top inventors

# Name Total Patents
#1 Van Steenburgh Jr Leon R 14
#2 Brainard David S 2
#3 Steenburgh Leon R Van Jr 1

Latest patents

Publication Filing date Title
US5465590A Refrigerant reclaim with air purge
US5245840A Refrigerant reclaim method and apparatus
US5243832A Refrigerant reclaim method and apparatus
US5176008A Refrigerant reclaim method and apparatus
US5086630A Refrigerant reclaim apparatus
US5101641A Compact refrigerant reclaim apparatus
US5072593A Refrigerant reclaim method and apparatus
US5050401A Compact refrigerant reclaim apparatus
US4967570A Refrigerant reclaim method and apparatus
US5195333A Refrigerant reclaim method and apparatus
US4998416A Refrigerant reclaim method and apparatus
AU2548288A Refrigerant reclaim method and apparatus
US4718245A Refrigeration system with bypass valves