Inventor · disambiguated record
Stephen A. Coughlin
Also filed as: COUGHLIN STEPHEN A
3 granted patents·13 citations·filing 1992–2004
62Inventor score
Top patents by PatentIndex Score
3 records- 0179US6875942B2Methods and systems for fabricating spiral welded cylindersAMERICAN RAILCAR IND INC·Filed 2004·Granted Apr 5, 2005·11 cites·6 claims
- 0248US6717093B2Methods and systems for fabricating spiral welded cylindersAMERICAN RAILCAR IND INC·Filed 2001·Granted Apr 6, 2004·1 cites·62 claims
- 0321US5178317AWelding method for pneumatic outlet bottom cover assemblyACF IND INC·Filed 1992·Granted Jan 12, 1993·1 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Stephen A. Coughlin files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →