MH

Mark Francis Lucien Harper

BA Bp Corporation North America: 8 patents #11 of 812Top 2%
AT Active Noise And Vibration Technologies: 2 patents #1 of 7Top 15%
BL Bp Exploration Operating Company Limited: 2 patents #29 of 168Top 20%
SL Severn Trent Water Limited: 1 patents #1 of 17Top 6%
TL Thames Water Utilities Limited: 1 patents #8 of 27Top 30%
Overall (All Time): #271,335 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
11269094 Compact seismic source for low frequency, humming seismic acquisition Joseph Anthony Dellinger, Graham Openshaw 2022-03-08
11125897 Compact seismic source for low frequency, humming seismic acquisition Joseph Anthony Dellinger, Graham Openshaw 2021-09-21
10139512 Operational control in a seismic source Joseph Anthony Dellinger 2018-11-27
10120086 System and method for resonator frequency control by active feedback Joseph Anthony Dellinger 2018-11-06
9983322 Compact seismic source for low frequency, humming seismic acquisition Joseph Anthony Dellinger, Graham Openshaw 2018-05-29
9702991 System and method for performing seismic surveys with a controlled source using maximum-power sweeps Joseph Anthony Dellinger 2017-07-11
9329292 System and method for preventing cavitation in controlled-frequency marine seismic source arrays Joseph Anthony Dellinger 2016-05-03
8794372 Marine mechanical seismic source Martin Thompson, Stuart C. Moore 2014-08-05
8687464 Marine siren seismic source Martin Thompson 2014-04-01
8630149 Marine seismic source Martin Thompson 2014-01-14
8387744 Marine seismic source Joseph Anthony Dellinger, Martin Thompson, Graham Openshaw 2013-03-05
6474165 Monitoring pipes Michael R. Gorman 2002-11-05
6267000 Leak location Martin Thompson 2001-07-31
5828331 Vibration detection 1998-10-27
5497043 Vibration reduction Ronnie C. Leung 1996-03-05
5348124 Active control of vibration 1994-09-20
5209326 Active vibration control 1993-05-11