40 Utility Patents
#2 in Cheltenham
#647 in United Kingdom
#54,884 in the World
Forward Citations = 2,560
Company Filing History:

Reed Tool Company
Nl Petroleum Products Limited
4. 4 out of 34
Camco Drilling Group Limited
5. 2 out of 830,757 patents
Other
where one patent can have more than one assignee
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