Individual holder
EISENMANN SIEGFRIED A
DE·3 granted patents·1 pending application·52 citations·filing 1989–2009
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0175US5226798AGear ring pump for internal-combustion engines and automatic transmissionsEISENMANN SIEGFRIED A·Filed 1992·Granted Jul 13, 1993·29 cites·11 claims
- 0272US4943268AAutomatic two-speed transmission for the drive of auxiliary units of a motor vehicle engineEISENMANN SIEGFRIED A·Filed 1989·Granted Jul 24, 1990·20 cites·26 claims
- 0366US7832996B2Hydrostatic rotary cylinder engineEISENMANN SIEGFRIED A·Filed 2005·Granted Nov 16, 2010·3 cites·38 claims
- 0448US2011038746A1Variable-volume internal gear pumpEISENMANN SIEGFRIED A·Filed 2009·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when EISENMANN SIEGFRIED A 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 →