HT

Hsien-Tang Tsai

Overall (All Time): #1,051,844 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5711656 Aquarium pump having silencing effect 1998-01-27
5392380 Thermostatically controlled electric aquarium heater having an adjustable overtemperature safety bimetallic circuit breaker 1995-02-21
D339356 Aquarium pump 1993-09-14
5137432 Noise-preventative aquarium pump 1992-08-11
5113057 Doubly-controlled aquarium safety heater 1992-05-12