logo

For the Inventor, By the Inventor

Vancouver, Canada

Tractive Power Corporation


USPTO Granted Patents = 3

Forward Citations = 2

Loading Chart...
Loading Chart...

2 inventors (with patents filed for the assignee):

goldMedal Frank Wegner Donnelly (3 out of 40 patents)

silverMedal John David Watson (1 out of 57 patents)


3 patents:

1. 10960902 - Systems and methods for balancing a single truck industrial locomotive (2021-03-30),
2. 9944299 - Multi-engine locomotive propulsion (2018-04-17),
3. 9902405 - Rail cars for transporting heavy hydrocarbons (2018-02-27),
logo

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

3 Patents

#266 in Vancouver

#4,252 in Canada

...
Vancouver, Canada

Tractive Power Corporation

Forward Citations = 2

2 inventors:

goldMedal Frank Wegner Donnelly (3 out of 40 patents)

silverMedal John David Watson (1 out of 57 patents)

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