Growing community of inventors

Calgary, Canada

Doug Christian Greening

Average Co-Inventor Count = 3.77

ph-index = 4

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 97

Doug Christian GreeningRyan Thomas Bowley (6 patents)Doug Christian GreeningHenry Thomas Ewald (3 patents)Doug Christian GreeningGlenn Schackmuth (3 patents)Doug Christian GreeningGerald A Sus (3 patents)Doug Christian GreeningKevin Edward Keough (3 patents)Doug Christian GreeningCurtis Clarence Pinnow (3 patents)Doug Christian GreeningRon Dorsten (3 patents)Doug Christian GreeningMario G Ceste (3 patents)Doug Christian GreeningJenny M Hong (3 patents)Doug Christian GreeningJohn Meisner (3 patents)Doug Christian GreeningDavid Bone (3 patents)Doug Christian GreeningRoberto Nevarez (2 patents)Doug Christian GreeningEdgar Yajure (2 patents)Doug Christian GreeningKeith A Stanger (2 patents)Doug Christian GreeningWilliam Day (2 patents)Doug Christian GreeningAndrew Courier (2 patents)Doug Christian GreeningBrian R Rudesill (2 patents)Doug Christian GreeningBenny Nunley (2 patents)Doug Christian GreeningCharles E Rose (2 patents)Doug Christian GreeningCraig Conley (2 patents)Doug Christian GreeningDoug Jones (2 patents)Doug Christian GreeningSteven Konold (2 patents)Doug Christian GreeningRichard Montafi (2 patents)Doug Christian GreeningBrian Dale Dewald (2 patents)Doug Christian GreeningJohn M Corliss (2 patents)Doug Christian GreeningJames Lozouski (2 patents)Doug Christian GreeningJohn A J Wedel (2 patents)Doug Christian GreeningBrent James-William Coombe (2 patents)Doug Christian GreeningMichael Everett Leman (2 patents)Doug Christian GreeningColin Trevor Maxwell (2 patents)Doug Christian GreeningJoseph Gerstmann (1 patent)Doug Christian GreeningRichard Terrazzano (1 patent)Doug Christian GreeningDusan N Ivancevic (1 patent)Doug Christian GreeningJerry Sank (1 patent)Doug Christian GreeningChristopher Juneau (1 patent)Doug Christian GreeningJoseph E Goodwin (1 patent)Doug Christian GreeningTiffany C Curry (1 patent)Doug Christian GreeningEddie R Mann (1 patent)Doug Christian GreeningLy Nguyen (1 patent)Doug Christian GreeningMitchell Strew (1 patent)Doug Christian GreeningChris Coul (1 patent)Doug Christian GreeningMike Zizas (1 patent)Doug Christian GreeningGregery M Billman (1 patent)Doug Christian GreeningSteve Yagla (1 patent)Doug Christian GreeningJohn Aj Wedel (1 patent)Doug Christian GreeningJames Tyler Wilson (1 patent)Doug Christian GreeningRyan Edward Graham (1 patent)Doug Christian GreeningBrent James-William Coombe (1 patent)Doug Christian GreeningColin Trevor Maxwell (1 patent)Doug Christian GreeningDoug Christian Greening (11 patents)Ryan Thomas BowleyRyan Thomas Bowley (36 patents)Henry Thomas EwaldHenry Thomas Ewald (42 patents)Glenn SchackmuthGlenn Schackmuth (29 patents)Gerald A SusGerald A Sus (27 patents)Kevin Edward KeoughKevin Edward Keough (26 patents)Curtis Clarence PinnowCurtis Clarence Pinnow (21 patents)Ron DorstenRon Dorsten (18 patents)Mario G CesteMario G Ceste (16 patents)Jenny M HongJenny M Hong (13 patents)John MeisnerJohn Meisner (8 patents)David BoneDavid Bone (7 patents)Roberto NevarezRoberto Nevarez (36 patents)Edgar YajureEdgar Yajure (21 patents)Keith A StangerKeith A Stanger (19 patents)William DayWilliam Day (17 patents)Andrew CourierAndrew Courier (12 patents)Brian R RudesillBrian R Rudesill (11 patents)Benny NunleyBenny Nunley (9 patents)Charles E RoseCharles E Rose (9 patents)Craig ConleyCraig Conley (8 patents)Doug JonesDoug Jones (8 patents)Steven KonoldSteven Konold (7 patents)Richard MontafiRichard Montafi (7 patents)Brian Dale DewaldBrian Dale Dewald (7 patents)John M CorlissJohn M Corliss (6 patents)James LozouskiJames Lozouski (6 patents)John A J WedelJohn A J Wedel (5 patents)Brent James-William CoombeBrent James-William Coombe (4 patents)Michael Everett LemanMichael Everett Leman (4 patents)Colin Trevor MaxwellColin Trevor Maxwell (3 patents)Joseph GerstmannJoseph Gerstmann (23 patents)Richard TerrazzanoRichard Terrazzano (15 patents)Dusan N IvancevicDusan N Ivancevic (9 patents)Jerry SankJerry Sank (7 patents)Christopher JuneauChristopher Juneau (6 patents)Joseph E GoodwinJoseph E Goodwin (4 patents)Tiffany C CurryTiffany C Curry (4 patents)Eddie R MannEddie R Mann (4 patents)Ly NguyenLy Nguyen (3 patents)Mitchell StrewMitchell Strew (3 patents)Chris CoulChris Coul (2 patents)Mike ZizasMike Zizas (2 patents)Gregery M BillmanGregery M Billman (2 patents)Steve YaglaSteve Yagla (2 patents)John Aj WedelJohn Aj Wedel (1 patent)James Tyler WilsonJames Tyler Wilson (1 patent)Ryan Edward GrahamRyan Edward Graham (1 patent)Brent James-William CoombeBrent James-William Coombe (2 patents)Colin Trevor MaxwellColin Trevor Maxwell (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tesco Corporation (5 from 123 patents)

2. Restaurant Technology Inc. (3 from 173 patents)

3. Nabors Drilling Technologies Usa, Inc. (2 from 210 patents)

4. Nabros Drilling Technologies Usa, Inc. (1 from 1 patent)


11 patents:

1. 10697257 - Interlock system and method for a drilling rig

2. 10370899 - Mud saver valve measurement system and method

3. 10174570 - System and method for mud circulation

4. 9896893 - Pipe drive sealing system and method

5. 9784054 - System and method for establishing tubular connections

6. 9657533 - Drilling component retention system and method

7. 9650880 - Waveform anti-stick slip system and method

8. 9359835 - Pipe drive sealing system and method

9. 7703636 - Frozen food dispensing device and method

10. 7343719 - Automated food processing system and method

11. 7303776 - Automated food processing system and method

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idiyas.com
as of
12/5/2025
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