1
George E Warrin, Rene J Perdreaux, Richard H Paschke, Teodor E Constantinescu, Robert McGill: Single multi-function handpiece for dental instruments. Dentsply Research & Development, David E Wheeler, Edward J Hanson Jr, April 11, 1989: US04820152 (168 worldwide citation)

A single handpiece that can be used in multiple dental treatments is provided. The handpiece comprises a housing having a coil for producing an electromagnetic or electrostrictive field in the housing, and a number of inserts that react with the electromagnetic or electrostrictive field and can be u ...


2
Robert A Clarke, Peter J Kuhl, Richard H Paschke: Ultrasonic method for manufacturing brassiere tapes. Cavitron Corporation, William R Evans, Robert M Skolnik, July 17, 1979: US04161420 (26 worldwide citation)

Brassiere tapes having a body portion and a pair of overlapping tabs extending outwardly therefrom are manufactured by providing a continuous strip of the tape material having elements spaced there along and layers at least in the body portion-forming part thereof. The material is weldable with ultr ...


3
Richard H Paschke, Marty I Septimus, George E Warrin, Michael P Parr: Sterilizable dental medical handpiece containing electric coil. Dentsply Research & Development, James B Bieber, Edward J Hanson Jr, March 7, 1995: US05395240 (24 worldwide citation)

An ultrasonic handpiece wherein the entire assembled handpiece may be sterilized with an ingress of the sterilizing fluid into the interior of the handpiece. The handpiece is formed with an elongated housing sleeve and a coil unit for establishing an alternating magnetic field located therein. The h ...


4
Gerard Wright, George E Warrin, Richard H Paschke: Spray shield. Dentsply Research & Development, David E Wheeler, Edward J Hanson Jr, July 25, 1989: US04850868 (15 worldwide citation)

The apparatus comprises a tubular member that is adapted to be attached to the working end of a dental handpiece and is used to contain and direct material dispensed from the handpiece in order to reduce the amount of airborne particles emitted into the atmosphere by the handpiece and to accurately ...


5
Robert A Clarke, Peter J Kuhl, Richard H Paschke: Ultrasonic apparatus for manufacturing brassiere tapes. Cavitron Corporation, Robert M Skolnik, William R Evans, March 17, 1981: US04256529 (11 worldwide citation)

Brassiere tapes having a body portion and a pair of overlapping tabs extending outwardly therefrom are manufactured by providing a continuous strip of material for the tapes having fastener elements spaced along the strip and layers in the body portion and in each of the tabs weldable with ultrasoni ...


6
Robert A Clarke, Peter J Kuhl, Richard H Paschke: Ultrasonic method for manufacturing brassiere tapes. Cavitron Corporation, William R Evans, Robert M Skolnik, June 19, 1979: US04158584 (10 worldwide citation)

Brassiere tapes having a body portion and a pair of overlapping tabs extending outwardly therefrom are manufactured by providing a continuous strip of material for the tapes having fastener elements spaced along the strip and layers in the body portion and in each of the tabs weldable with ultrasoni ...


7
Noel Slotke, Richard H Paschke, Allen G Hoube, Robert J Schuman: Method and apparatus for tooth cleaning using abrasive powders. Dentsply Research & Development, Dale R Lovercheck, James B Bieber, November 13, 2001: US06315565 (4 worldwide citation)

A tooth cleaning system having a unitary elastomeric injection molded flexible protective shield, and a nozzle having an end portion extending into the shield. The shield is connected to a source of vacuum and has an inner wall having an inner wall perimeter. The nozzle is connected to a fluid sourc ...


8
Richard H Paschke: Ultrasonic flossing device. Carter DeLuca Farrell & Schmidt, March 19, 2013: US08398399 (2 worldwide citation)

An ultrasonic flossing device includes a housing having a proximal portion and a distal portion. An engine is disposed within the housing and is configured to convert input energy into ultrasonic energy and an electronic driving circuit is coupled to both the engine and the power source. A power sou ...


9
Robert Alfred Clarke, Peter J Kuhl, Richard H Paschke: Ultrasonic method and apparatus for manufacturing brassiere tapes. Cavitron Corporation, Philip Sperber, August 30, 1977: US04045271 (1 worldwide citation)

Brassiere tapes having a body portion and a pair of overlapping tabs extending outwardly therefrom are manufactured by providing a continuous strip of the tape having elements thereon and layers of material in the body portion and in each of the tabs weldable with ultrasonic vibratory energy, and se ...


10
Richard H Paschke: Ultrasonic system controls, tool recognition means and feedback methods. Westdale Holdings, Carter DeLuca Farrell & Schmidt, April 28, 2015: US09018887

An ultrasonic electro-mechanical resonant system and instrument that provides improvements in the design and implementation of a feedback system. The disclosed configuration and orientation of coils enhance the motional or velocity feedback signals while minimizing the effects of transformer couplin ...