Patents

A key part of how "We Make Innovation Work" is assisting our customers develop intellectual property.  At the PADT office, you can't miss our patent walls which displays patents that PADT employees contributed to. The wide range of inventions shows the diversity of PADT's industry and technical experience. The majority of patents are awarded to our customers, but there are a few that are awarded to PADT as a result of our own internal R&D.

Take a look below…there is some cool stuff!. If you have any questions about a patent, or if you would like PADT to help you develop your intellectual property, contact us.

Turbine engine interstage seal

US Patent #: 5,161,945
November 10, 1992
Rob C. Rowan


Fast acting high output valve

US Patent #: 5485868
January 23, 1996
Eric Miller


Turbine blade attachment stress reduction rings

US Patent #: 6019580
February 01, 2000
Mark C. Johnson


Fuel cell stack with novel cooling and gas distribution systems

US Patent #: 6124051
September 26, 2000
Mark C. Johnson


Apparatus and method for preventing the premature mixture of reactant gases in CVD and PECVD reactions

US Patent #: 6161500
December 19, 2000
Robert C. Rowan


Process apparatus and method for improved plasma processing of a substrate

US Patent #: 6,395,095 B1
May 28, 2002
Robert C. Rowan


Miniature turbomolecular pump

US Patent #: 6,412,173 B1
July 02, 2002
Mark C. Johnson
Michael R. McNamee
Jason L. Addink


Differential pressure fluid flow fields for fuel cells

US Patent #: 6,586,128 B1
July 01, 2003
Mark C. Johnson


Unitary sliding vane compressor-expander and electrical generation system

US Patent #: 6,589,033 B1
July 08, 2003
Mark C. Johnson
Eric R. Miller
Jason L. Addink
Jorge L. Rosales
Bradley B. Rogers


Method and apparatus for coating a substrate in a vacuum

US Patent #: 6,830,626 B1
December 14, 2004
Robert C. Rowan


Vacuum-processing chamber-shield and multi-chamber pumping method

US Patent #: 7,001,491 B2
February 21, 2006
Robert C. Rowan


Method and apparatus for improved focus ring

US Patent #: 7,001,482 B2
February 21, 2006
Michael Landis


Adaptable processing element for a processing system and a method of making the same

US Patent #: 7,306,707 B2
December 11, 2007
Michael Landis


Submerged motor and pump assembly

US Patent #: 7,513,755 B2
April 07, 2009
Mark C. Johnson
Jason L. Addink
Scott D. Klopfenstein


Submerged DC brushless motor and pump

US Patent #: 8,079,829 B2
December 20, 2011
Mark C. Johnson


Shielded prosthetic component

US Patent #: 8,516,884 B2
August 27, 2013
Andrew U. Chase


Systems and techniques for minimally invasive gastrointestinal procedures

US Patent #: 8,641,729 B2
February 04, 2014
Scott D. Klopfenstein
Jason L. Addink


Prosthetic component having a compliant surface

US Patent #: 8,661,893 B2
March 04, 2014
Andrew U. Chase


Hermetically sealed prosthetic component and method therefor

US Patent #: 8,679,186 B2
March 25, 2014
Andrew U. Chase


Modular active spine tool for measuring vertebral load and position of load

US Patent #: 8,690,888 B2
April 08, 2014
Andrew U. Chase


Muscular-skeletal force, pressure, and load measurement system and method

US Patent #: 8,696,756 B2
April 15, 2014
Andrew U. Chase


Small form factor medical sensor structure and method therefor

US Patent #: 8,701,484 B2
April 22, 2014
Andrew U. Chase


Prosthetic component for monitoring synovial fluid and method

US Patent #: 8,707,782 B2
April 29, 2014
Andrew U. Chase


Shielded capacitor sensor system for medical applications and method

US Patent #: 8,714,009 B2
May 06, 2014
Andrew U. Chase


Prosthetic component for monitoring joint health

US Patent #: 8,720,270 B2
May 13, 2014
Andrew U. Chase


Medical measurement system and method

US Patent #: 8,746,062 B2
June 10, 2014
Andrew U. Chase


Spine tool for measuring vertebral load and position of load

US Patent #: 8,777,877 B2
July 15, 2014
Andrew U. Chase


Spinal instrument for measuring load and position of load

US Patent #: 8,784,339 B2
July 22, 2014
Andrew U. Chase


Sensored prosthetic component and method

US Patent #: 8,826,733 B2
September 09, 2014
Andrew U. Chase


Apparatus and system for augmented detainee restraint

US Patent #: 8,839,796 B2
September 23, 2014
Donald L. Pegg


Systems and techniques for minimally invasive gastrointestinal procedures

US Patent #: 8,906,040 B2
December 09, 2014
Jason L. Addink
Scott D. Klopfenstein
Aaron B. Moncur


Orthopedic insert measuring system for having a sterilized cavity

US Patent #: 8,926,530 B2
January 06, 2015
Andrew U. Chase


Orthopedic insert measuring system having a sealed cavity

US Patent #: 9,161,717 B2
October 20, 2015
Andrew U. Chase


Small form factor medical sensor structure and method therefor

US Patent #: 9,226,694 B2
January 05, 2016
Andrew U. Chase


Prosthetic component for monitoring synovial fluid and method

US Patent #: 9,289,163 B2
March 22, 2016
Andrew U. Chase


Flexible surface parameter measurement system for the muscular-skeletal system

US Patent #: 9,332,943 B2
May 10, 2016
Andrew U. Chase


Shielded capacitor sensor system for medical applications and method

US Patent #: 9,358,136 B2
June 07, 2016
Andrew U. Chase


Sensored head for a measurement tool for the muscular-skeletal system

US Patent #: 9,414,940 B2
August 16, 2016
Andrew U. Chase


Small form factor muscular-skeletal parameter measurement system

US Patent #: 9,462,964 B2
October 11, 2016
Andrew U. Chase


Glucose monitoring device in a protective smartphone case

US Patent #: 9,642,563 B2
May 09, 2017
Michael Landis


Method and apparatus for removing support material

US Patent #: 9,878,498 B2
January 30, 2018
Kou-Rey Chu
Solomon Pena
Mark C. Johnson


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