Roy H. Cullen

Person

Houston, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Electrical power conductor apparatus for earth boring
- Patent number 4,039,237
- Issue date Aug 2, 1977
- Cullen; Roy H.
- Roy H. Cullen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for earth boring
- Patent number 4,031,969
- Issue date Jun 28, 1977
- Cullen; Roy H.
- Roy H. Cullen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for connecting electrical conductors for electric earth bori...
- Patent number 4,016,943
- Issue date Apr 12, 1977
- Cullen; Roy H.
- Roy H. Cullen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Electrical cable overshot-grappling tool
- Patent number 4,017,113
- Issue date Apr 12, 1977
- General Electric Company
- Roy H. Cullen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Electrical cable feeding and removing apparatus
- Patent number 4,009,754
- Issue date Mar 1, 1977
- General Electric Company
- Roy H. Cullen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method and apparatus for deployment and retrieval of fixed lengths...
- Patent number 4,003,435
- Issue date Jan 18, 1977
- General Electric Company
- Roy H. Cullen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Electrical cable reeling apparatus
- Patent number 4,003,456
- Issue date Jan 18, 1977
- General Electric Company
- Roy H. Cullen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Electrical kelly cock assembly
- Patent number 3,989,330
- Issue date Nov 2, 1976
- Roy H. Cullen
- E21 - EARTH DRILLING MINING

Roy H. Cullen

Person

Patents Grantslast 30 patents

Electrical power conductor apparatus for earth boring

Method and apparatus for earth boring

Method for connecting electrical conductors for electric earth bori...

Electrical cable overshot-grappling tool

Electrical cable feeding and removing apparatus

Method and apparatus for deployment and retrieval of fixed lengths...

Electrical cable reeling apparatus

Electrical kelly cock assembly