RH

Robert L. Holroyd

CU Cummins: 7 patents #139 of 1,560Top 9%
CL Cummins Turbo Technologies Limited: 7 patents #4 of 54Top 8%
Overall (All Time): #346,557 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10612458 Turbomachine John F. Parker, Tom J. Roberts, James Alexander McEwen, Tim Denholm, Simon David Moore +4 more 2020-04-07
10472982 Variable geometry turbine assembly Mohammed Hanif Khan, David Camus, Frederick Carter, David Andrew Luck, Owen Wallbank 2019-11-12
10167774 Turbomachine John F. Parker, Tom J. Roberts, James Alexander McEwen, Tim Denholm, Simon David Moore +4 more 2019-01-01
9951653 Variable geometry turbomachine — 2018-04-24
9404383 Variable geometry turbine Tom J. Roberts 2016-08-02
9234456 Turbomachine John F. Parker, Tom J. Roberts, James Alexander McEwen, Tim Denholm, Simon David Moore +4 more 2016-01-12
8764388 Variable geometry turbine Tom J. Roberts 2014-07-01
8747057 Turbomachine Tom J. Roberts 2014-06-10
8727715 Turbomachine David Gee, Chris Enright 2014-05-20
8721268 Turbomachine Simon David Moore, Tom J. Roberts, James Alexander McEwen 2014-05-13
8696308 Turbomachine Tim Denholm, James Alexander McEwen, Tom J. Roberts, Christopher Normington, Arun Vijayakumar +1 more 2014-04-15
8647056 Variable geometry turbomachine — 2014-02-11
8356973 Turbocharger Robert Morphet, Tim Denholm 2013-01-22
8328509 Turbomachine David Gee, Chris Enright 2012-12-11