Assignee
GUILD CHARLES L
6 granted patents·18 citations·filing 1975–1976
Top patents by PatentIndex Score
6 records- 0135US4006600ATapered pile tipsGUILD CHARLES L·Filed 1975·Granted Feb 8, 1976·6 cites·6 claims
- 0230US4075859AComposite pile and tapered concrete tip thereforGUILD CHARLES L·Filed 1976·Granted Feb 28, 1978·4 cites·6 claims
- 0327US4036025AComposite pile having the inside diameter of the tip less than that of the pile and mandrel for driving the sameGUILD CHARLES L·Filed 1976·Granted Jul 19, 1977·3 cites·15 claims
- 0420US4074539AExpansible mandrel with an external, cable actuating winchGUILD CHARLES L·Filed 1976·Granted Feb 21, 1978·3 cites·12 claims
- 0520US4057970ARotary fluid supply joints for expansible mandrelsGUILD CHARLES L·Filed 1976·Granted Nov 15, 1977·0 cites·12 claims
- 0620US4026117AExpansible mandrelGUILD CHARLES L·Filed 1976·Granted May 31, 1977·2 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when GUILD CHARLES L files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →