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YT LI ENGINEERING INC

Overview
  • Total Patents
    33
About

YT LI ENGINEERING INC has a total of 33 patent applications. Its first patent ever was published in 1990. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Taiwan. Its main competitors in its focus markets thermal processes, foods and drinks and chemical engineering are MOLKEREIGENOSSENSCHAFT DAHLENB, AMSTAR CORP and KEERAN CORP NV.

Patent filings per year

Chart showing YT LI ENGINEERING INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Yao-Tzu 24
#2 Ho I-Chien 10
#3 Huang Hong-Ding 8
#4 Yundt Albert Jr 8
#5 Huang Henry 3
#6 Ho I-Chieng 3
#7 Yundt Jr Albert 3
#8 Li Yao Tzu 2
#9 Yundt Jr Albert P 2
#10 Huang Hong Ding 2

Latest patents

Publication Filing date Title
US5971061A Edge-hanging orbital rod support and drive for vertical tube-type heat exchanger
US5953924A Apparatus, process and system for tube and whip rod heat exchanger
CN1205419A Water cistern of separating ice maker
CA2165661A1 Apparatus, process, and system for tube and whip rod heat exchanger
US5768894A Apparatus, process and system for tube and whip rod heat exchanger
US5363660A Orbital type freezing apparatus and method
US5385645A Heat transfer apparatus with positive drive orbital whip rod
US5221439A Orbital tube evaporator with improved heat transfer
WO9101796A1 Orbital/oscillation filtration system with no rotary seal
US5013446A Chromatographic gel contactor and process