Assignee
RUSKIN MFG CO
9 granted patents·174 citations·filing 1975–1983
Top patents by PatentIndex Score
9 records- 0176US4366830ADamper assemblyRUSKIN MFG CO·Filed 1980·Granted Jan 4, 1983·45 cites·18 claims
- 0268US4432272AMotor operated fire damperRUSKIN MFG CO·Filed 1982·Granted Feb 21, 1984·36 cites·5 claims
- 0361US3996952AControl damperRUSKIN MFG CO·Filed 1975·Granted Dec 14, 1976·21 cites·7 claims
- 0452US4140151AVacuum relief door assemblyRUSKIN MFG CO·Filed 1977·Granted Feb 20, 1979·11 cites·6 claims
- 0551US3941179ADamper construction and springRUSKIN MFG CO·Filed 1975·Granted Mar 2, 1976·17 cites·9 claims
- 0646US4515068ADamper with integral mounting meansRUSKIN MFG CO·Filed 1983·Granted May 7, 1985·11 cites·1 claims
- 0740US4524678ADamper with integral supportRUSKIN MFG CO·Filed 1982·Granted Jun 25, 1985·15 cites·1 claims
- 0839US4184509AVacuum relief and access door assemblyRUSKIN MFG CO·Filed 1978·Granted Jan 22, 1980·10 cites·11 claims
- 0924US4446667ADamper frame constructionRUSKIN MFG CO·Filed 1982·Granted May 8, 1984·8 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when RUSKIN MFG CO 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 →