Learn more

HUNG GANN CO LTD

Overview
  • Total Patents
    15
About

HUNG GANN CO LTD has a total of 15 patent applications. Its first patent ever was published in 1994. It filed its patents most often in Taiwan, United Kingdom and Australia. Its main competitors in its focus markets thermal processes and environmental technology are VENMAR CES INC, MG INNOVATIONS CORP and MULLER IND AUSTRALIA PTY LTD.

Patent filings in countries

World map showing HUNG GANN CO LTDs patent filings in countries
# Country Total Patents
#1 Taiwan 6
#2 United Kingdom 5
#3 Australia 2
#4 South Africa 2

Patent filings per year

Chart showing HUNG GANN CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Thermal processes
#2 Environmental technology

Top inventors

# Name Total Patents
#1 Ji A Ming 7
#2 Jyi Ah-Ming 4
#3 Chen Yuan Lang 2
#4 Lin Tsia Mu 1
#5 Lin Tsai Mu 1
#6 Jyi A-Ming 1
#7 Jyi An-Ming 1

Latest patents

Publication Filing date Title
GB9418433D0 Compound heat exchanger
GB9418385D0 Air change evaporative air cooler
GB9418384D0 Evaporative air cooler
AU7150094A Fresh air air-conditioner structure
ZA9406528B Heat circulatory exchanger using air energy
ZA9406527B Fresh air air-conditioner structure
TW252186B A composite heat exchanger
TW258783B Thermal energy and power energy cycle machine
TW240285B Construction of air conditioner
TW247931B Ventilation-type air conditioner
TW242172B Air-cooling machine
TW260739B Air conditioner made of differential cold valley pipe