1
Perry Kaminski: Selectable focus sphericone transducer and imaging apparatus. Technicare Corporation, W Brinton Yorks Jr, May 1, 1984: US04445380 (17 worldwide citation)

An ultrasound imaging apparatus and transducer means which produces a converging beam pattern focused along the axis of the transducer with increasing beam concentration towards the furthest point of convergence of the beam pattern.


2
Ralph M Buffington, Perry Kaminski, Eugene A Larson: Selectable focus ultrasonic transducers for diagnostic imaging. Technicare Corporation, W Brinton Yorks Jr, December 10, 1985: US04557146 (5 worldwide citation)

Dual focus ultrasonic transducers are provided for a diagnostic imaging effective aspheric radiating surface. The transducers are formed of disc-shaped piezoelectric material. An annular groove separates the piezoelectric material into an inner disc region and an outer annular region for simultaneou ...


3
Perry Kaminski, Yu Chi Chu: Thermally enhanced piezoelectric composite system and method. UST, Brian L Johnson, Davis Wright Tremaine, May 27, 2008: US07378779 (3 worldwide citation)

A system and method for removing unwanted heat generated by a piezoelectric element of an ultrasound transducer. Some implementations have high thermal conductivity (HTC) material placed adjacent to the piezoelectric element. The HTC material can be thermally coupled to one or more heat sinks. Use o ...


4
Perry Kaminski, Yu Chi Chu: Thermally enhanced piezoelectric element. UST, Brian L Johnson, Davis Wright Tremaine, July 29, 2008: US07405510 (1 worldwide citation)

A system and method for removing unwanted heat generated by a piezoelectric element of an ultrasound transducer. Some implementations have high thermal conductivity (HTC) material placed adjacent to the piezoelectric element. The HTC material can be thermally coupled to one or more heat sinks. Use o ...


5
Perry Kaminski, Yu Chi Chu: Thermally enhanced piezoelectric element. UST, Brian G Forrest, Hughes Law Firm PLLC, March 8, 2011: US07902728

A system and method for removing unwanted heat generated by a piezoelectric element of an ultrasound transducer. Some implementations have high thermal conductivity (HTC) material placed adjacent to the piezoelectric element. The HTC material can be thermally coupled to one or more heat sinks. Use o ...


6
Perry Kaminski, Yu Chi Chu: Thermally enhanced ultrasound transducer system. UST, Forrest Law Office P C, May 21, 2013: US08446071

A system and method for removing unwanted heat generated by a piezoelectric element of an ultrasound transducer. Some implementations have high thermal conductivity (HTC) material placed adjacent to the piezoelectric element. The HTC material can be thermally coupled to one or more heat sinks. Use o ...


7
Perry Kaminski, Yu Chi Chu: Thermally enhanced ultrasound transducer means. UST, Forrest Law Offices P C, August 7, 2012: US08237335

A system and method for removing unwanted heat generated by a piezoelectric element of an ultrasound transducer. Some implementations have high thermal conductivity (HTC) material placed adjacent to the piezoelectric element. The HTC material can be thermally coupled to one or more heat sinks. Use o ...


8
Perry Kaminski, Yu Chi Chu: Thermally enhanced ultrasound transducer system. Ust, Davis Wright Tremaine, July 19, 2007: US20070167803-A1

A system and method for removing unwanted heat generated by a piezoelectric element of an ultrasound transducer. Some implementations have high thermal conductivity (HTC) material placed adjacent to the piezoelectric element. The HTC material can be thermally coupled to one or more heat sinks. Use o ...


9
Perry Kaminski, Yu Chi Chu: Thermally enhanced ultrasound transducer method. UST, Davis Wright Tremaine, March 8, 2007: US20070055182-A1

A system and method for removing unwanted heat generated by a piezoelectric element of an ultrasound transducer. Some implementations have high thermal conductivity (HTC) material placed adjacent to the piezoelectric element. The HTC material can be thermally coupled to one or more heat sinks. Use o ...


10
Perry Kaminski, Yu Chi Chu: Thermally enhanced ultrasound transducer means. Ust, Davis Wright Tremaine, March 8, 2007: US20070055183-A1

A system and method for removing unwanted heat generated by a piezoelectric element of an ultrasound transducer. Some implementations have high thermal conductivity (HTC) material placed adjacent to the piezoelectric element. The HTC material can be thermally coupled to one or more heat sinks. Use o ...