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Inventor profile of:

Richard D. Havinga

City:

Calgary

Country:

Canada

Published Applications:

1

Last publication date:

2011-03-31

Recent patent applications by Havinga Richard D.

Richard D. Havinga from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2011-03-31

US20110073299A1

Fixed constructions

Lubricator for use with coiled tubing apparatus and universal rig having coiled tubing and top drive capability

InventorID:

3360632 ⎘