Assignee
HINDERLITER DON R INC
4 granted patents·74 citations·filing 1975–1977
Top patents by PatentIndex Score
4 records- 0178US4039220ALatch for hoisting hookHINDERLITER DON R INC·Filed 1976·Granted Aug 2, 1977·50 cites·5 claims
- 0240US4000634AMethod and apparatus for forming a sheave from a flat disc of metalHINDERLITER DON R INC·Filed 1975·Granted Jan 4, 1977·12 cites·10 claims
- 0331US4130304AWell head seal assemblyHINDERLITER DON R INC·Filed 1977·Granted Dec 19, 1978·7 cites·6 claims
- 0425US4018469AGate latching mechanism for hoist hookHINDERLITER DON R INC·Filed 1975·Granted Apr 19, 1977·5 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when HINDERLITER DON R INC 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 →