Assignee
RAILHEAD CORP
US·7 granted patents·35 citations·filing 1982–2020
Top patents by PatentIndex Score
7 records- 0173US11041612B1LanternRAILHEAD CORP·Filed 2020·Granted Jun 22, 2021·2 cites·14 claims
- 0267US9970600B1Light stickRAILHEAD CORP·Filed 2017·Granted May 15, 2018·2 cites·10 claims
- 0364US4483359APull away spill guardRAILHEAD CORP·Filed 1982·Granted Nov 20, 1984·25 cites·1 claims
- 0452US9499180B2Locomotive headlampRAILHEAD CORP·Filed 2015·Granted Nov 22, 2016·1 cites·14 claims
- 0540US9487220B1Reverser handle and method of useRAILHEAD CORP·Filed 2013·Granted Nov 8, 2016·0 cites·16 claims
- 0639US9914466B1Reverser handle and method of useRAILHEAD CORP·Filed 2016·Granted Mar 13, 2018·0 cites·13 claims
- 0729US5013076ALocking plate holder for railroad bearing end capsRAILHEAD CORP·Filed 1989·Granted May 7, 1991·5 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when RAILHEAD CORP 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 →