Inventor · disambiguated record
Ralph H. Colby
Also filed as: COLBY RALPH H
3 granted patents·1 pending application·18 citations·filing 1991–2023
67Inventor score
Top patents by PatentIndex Score
4 records- 0161US2025340517A1High-dielectric constant zwitterionic liquidsPENN STATE RES FOUND·Filed 2023·Application pending·0 cites
- 0245US5302662ACompatible polyamide blendsEASTMAN KODAK CO·Filed 1993·Granted Apr 12, 1994·8 cites·17 claims
- 0339US5276089ACompatible polyester blendsEASTMAN KODAK CO·Filed 1991·Granted Jan 4, 1994·6 cites·10 claims
- 0436US5250624AMiscible blends of polyamides and vinylphenol containing polymersEASTMAN KODAK CO·Filed 1992·Granted Oct 5, 1993·4 cites·19 claims
Join the waitlist — get patent alerts
Get an alert when Ralph H. Colby 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 →