DB

David Beamish

RTX (Raytheon): 8 patents #1,453 of 15,912Top 10%
DE Defelsko: 7 patents #3 of 9Top 35%
NC Natural Environment Research Council: 1 patents #5 of 24Top 25%
Overall (All Time): #293,242 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11441605 Dual-film damper Mert Cevik, Philip Andrew Varney, Robert J. Morris 2022-09-13
11125110 Method and system to supply oil to a multi-film oil damper Thomas Veitch, Philippe Bonniere 2021-09-21
11067121 Multi-film oil damper with tapered damper rings Thomas Veitch 2021-07-20
10954817 Method of separating and sealing multi film damper rings Richard Ivakitch 2021-03-23
10947863 Method to supply oil to a multi-film damper Richard Ivakitch 2021-03-16
10883383 Multi-film damper rings with spacers Richard Ivakitch 2021-01-05
10808755 Method to seal damper cavity of multi-film oil damper Thomas Veitch 2020-10-20
9932832 Method of balancing a spool of a gas turbine engine Jiemin Wang, Cameron Walters, Ron Robinson, Jeffrey Bernard Heyerman 2018-04-03
RE41342 Coating thickness gauge Frank Koch, Leon C. Vandervalk 2010-05-18
7492168 Systems and methods for resistivity measurement Richard D. Ogilvy, Philip I. Meldrum, Oliver Kuras 2009-02-17
6282962 High resolution ultrasonic thickness gauge Frank Koch, Leon C. Vandervalk 2001-09-04
6250160 High resolution ultrasonic thickness gauge Frank Koch, Leon C. Vandervalk 2001-06-26
5930744 Coating thickness gauge Frank Koch, Leon C. Vandervalk 1999-07-27
5723791 High resolution ultrasonic coating thickness gauge Frank Koch, Leon C. Vandervalk 1998-03-03
RE35703 Combination coating thickness gauge using a magnetic flux density sensor and an eddy current search coil Frank Koch, Leon C. Vandervalk 1997-12-30
5343146 Combination coating thickness gauge using a magnetic flux density sensor and an eddy current search coil Frank Koch, Leon C. Vandervalk 1994-08-30