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JONATHAN SPENCE — 13 Patents

SCSyncrude Canada: 8 patents #1 of 106Top 1%
APAec Oil Sands Limited Partnership: 2 patents #5 of 28Top 20%
SFSyncrude Canada Ltd. In Trust For The Owners Of The Syncrude Project As Such Owners Exist Now And In The Future: 2 patents #7 of 46Top 20%
CICanadian Oil Sands Investments: 2 patents #5 of 28Top 20%
IRImperial Oil Resources: 2 patents #6 of 40Top 15%
MLMocal Energy Limited: 2 patents #7 of 49Top 15%
MCMurphy Oil Company: 2 patents #7 of 50Top 15%
PGPetro-Canada Oil And Gas: 1 patents #4 of 21Top 20%
AEAlterra Energy: 1 patents #15 of 58Top 30%
ASAec Oil Sands: 1 patents #7 of 31Top 25%
NGNexen Group: 1 patents #18 of 62Top 30%
AIAthabasca Oil Sands Investment: 1 patents #6 of 25Top 25%
CPCanadian Occidental Petroleum: 1 patents #21 of 52Top 45%
PEPetro-Canada: 1 patents #29 of 85Top 35%
GLGulf Canada Resources Limited: 1 patents #17 of 53Top 35%
Edmonton, CA: #116 of 2,912 inventorsTop 4%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
JONATHAN SPENCE has been granted 13 US patents while listed as an inventor at Syncrude Canada. The first was granted in 1998 and the most recent in June 2024. JONATHAN SPENCE ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list JONATHAN SPENCE in Edmonton, AB, CA.

Patents per Year

Patents granted per year, 1998 to 2024Bar chart with a peak of 2 patents in 2015.peak 21998: 1 patents19981999: 1 patents2002: 1 patents20022010: 1 patents2011: 1 patents20112013: 1 patents2015: 2 patents20152016: 1 patents2017: 2 patents20172020: 1 patents2024: 1 patents2024

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12017159 Feedwell for an inclined plate separator Kevin Alan Reid, Parinaz Makhtoumi, TREVOR LLOYD HILDERMAN, Konstantin Pougatch 2024-06-25
10712330 Controlling bitumen recovery from an oil sands ore body by using a predictive ore processability model in producing a blended ore feedstock Jun Long, Dean L. Wallace, SHANE HOSKINS, Chung Huu Ta, David E. Mueller +1 more 2020-07-14
9796930 Bitumen production from single or multiple oil sand mines YIN MING SAMSON NG, Robert Siy, BARRY BARA, Jun Long, KEVIN REID +2 more 2017-10-24
9656189 Centrifuge process for dewatering oil sands tailings BARRY BARA, JIM LORENTZ, RANDY MIKULA, Jiwon Lee, Richard Daniel Lahaie 2017-05-23
9371491 Bitumen recovery from oil sands tailings SIMON YUAN, Owen Neiman, BRENT HILSCHER, RON SIMAN 2016-06-21
9068124 Post-conditioning oil sand slurry blending for improved extraction performance Jun Long, Robert Siy, Samson Ng 2015-06-30
9004294 Feedwell for a gravity separation vessel BARRY BARA, JIM LORENTZ, TREVOR LLOYD HILDERMAN, Chadwick R. Larson, Darwin Edward Kiel 2015-04-14
8550258 Feedwell for a gravity separation vessel BARRY BARA, JIM LORENTZ, TREVOR LLOYD HILDERMAN, Chadwich Robert Larson, Darwin Edward Kiel 2013-10-08
8062511 Primary froth recycle Teddy Kwong, KAMAL HAMMAD, Samson Ng, Robert Siy, Jason Schaan 2011-11-22
7727385 Enhanced bitumen flotation Robert Siy, Owen Neiman 2010-06-01
6391190 Mechanical deaeration of bituminous froth Kevin McDowell, Mike P. Wagner, Sean Sanders 2002-05-21
6007708 Cold dense slurrying process for extracting bitumen from oil sand Geoff Allcock, Robert Siy, Ken N. Sury 1999-12-28
5804077 Increasing settling rate of fine solids in oil sand tailings Russell G. Smith 1998-09-08

Frequent Collaborators

Robert Siy5 shared
BARRY BARA4 shared
TREVOR LLOYD HILDERMAN3 shared
Jun Long3 shared
JIM LORENTZ3 shared
Darwin Edward Kiel2 shared

Nearby-Ranked Inventors

Jianping Shen13
Eric John Telfeyan13
George R. Breiwa, III13
Thomas Sugar13
Andrew Howley13
Howard Halpern13
Po-Yuan Wang13
Douglas Vanesko13
Tanuj Trivedi13