Individual holder
ZETMEIR KARL D
US·2 granted patents·1 pending application·302 citations·filing 1985–2005
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0179US6601570B2Self contained air flow and ionization method, apparatus and design for internal combustion enginesZETMEIR KARL D·Filed 2002·Granted Aug 5, 2003·33 cites·15 claims
- 0276US4752675AMethod of collecting response data from direct mail advertisingZETMEIR KARL D·Filed 1985·Granted Jun 21, 1988·269 cites·6 claims
- 0344US2005267834A1Electronic Auction Loyalty and Incentive System using Demonstrated Contributions to Final Sell PriceZETMEIR KARL D·Filed 2005·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when ZETMEIR KARL D 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 →