Inventor · disambiguated record
Douglas K. Hartz
Also filed as: HARTZ DOUGLAS K
2 granted patents·17 citations·filing 2002–2004
59Inventor score
Technology areasE04G
Files withRUHLIN COMPANY2
Top patents by PatentIndex Score
2 recordsJoin the waitlist — get patent alerts
Get an alert when Douglas K. Hartz 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 →