Inventor

Chung K. Hsieh

Inventor

Irvine, CA, US

Overview

1993–2021

Patent span

Mechanical engineering

Primary field (CPC F)

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F24Hprimary

F24HFluid heaters, e.g. water or air heaters, having heat-generating means, e.g. heat pumps, in general17%

F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact17%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution17%

F28FDetails of heat-exchange and heat-transfer apparatus, of general application8%

G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves8%

G01NInvestigating or analysing materials by determining their chemical or physical properties8%

H03MCoding8%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

Y10TTechnical subjects covered by former us classification8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to UNIV LELAND STANFORD JUNIOR (1)· patent assignee history

1993Based in Stanford, CA, US· patent location history

1997Patents assigned to UNIV FLORIDA (2)· patent assignee history

1997Based in Gainsville, FL, US· patent location history

1997Based in Gainesville, FL, US· patent location history

2021Patents assigned to QUALCOMM INC (1)· patent assignee history

2021Based in Irvine, CA, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations