logo

For the Inventor, By the Inventor

Calgary, Canada

General Downhole Technologies Ltd.


USPTO Granted Patents = 3


Forward Citations = 19

Loading Chart...
Loading Chart...

7 inventors (with patents filed for the assignee):

goldMedal David Cramer (3 out of 13 patents)

silverMedal Michael James Harvey (2 out of 10 patents)


3 patents:

1. 10107073 - System, method and apparatus for controlling fluid flow through drill string (2018-10-23),
2. 9328576 - System, method and apparatus for controlling fluid flow through drill string (2016-05-03),
3. 9187997 - System, method and apparatus for reducing shock and vibration in down hole tools (2015-11-17),
logo

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

3 Patents

#293 in Calgary

#4,251 in Canada

...
Calgary, Canada

General Downhole Technologies Ltd.

Forward Citations = 19

7 inventors:

goldMedal David Cramer (3 out of 13 patents)

silverMedal Michael James Harvey (2 out of 10 patents)

Please report any incorrect information to support@idiyas.com
Loading…