IP Library › Granted Patent US 4,441,566
Granted Patent Utility
US 4,441,566 · App. 06/406,592

Drill bit with dispersed cutter inserts

Inventors: Rudolf Carl Pessier, Rodolfo M. Ippolito, Billy E. Baker
Patented Case View Patent ↗
Granted: Apr 10, 1984 Filed: Aug 9, 1982
Inventors
Rudolf Carl Pessier
Rodolfo M. Ippolito
Billy E. Baker
Assignee (at issue)
Hughes Tool Company LLC

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Quick Facts
Patent No.
US 4,441,566
App. No.
06/406,592
Filed
1982-08-09
Granted
1984-04-10
Kind
A