Inventor · disambiguated record
David D. Hartel
Also filed as: HARTEL DAVID · HARTEL DAVID D
2 granted patents·1 pending application·14 citations·filing 2001–2008
56Inventor score
Technology areasA46B
Files withHARTEL DAVID D2
Top patents by PatentIndex Score
3 records- 0151USD598173STool for cleaning the outer surface of a tubeHARTEL DAVID D·Filed 2008·Granted Aug 11, 2009·12 cites·1 claims
- 0232US2002157202A1Multiple head toothbrushFiled 2001·Application pending·0 cites
- 0324USD598172STool for cleaning the inner surface of a tubeHARTEL DAVID D·Filed 2008·Granted Aug 11, 2009·2 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when David D. Hartel 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 →