Assignee
TUCHENHAGEN OTTO GMBH
DE·14 granted patents·333 citations·filing 1978–1994
Top patents by PatentIndex Score
14 records- 0192US4458543ACleanable sampling valveTUCHENHAGEN OTTO GMBH·Filed 1982·Granted Jul 10, 1984·69 cites·7 claims
- 0288US4344453APipeline switch with leakage control and cleanable leakage cavityTUCHENHAGEN OTTO GMBH·Filed 1978·Granted Aug 17, 1982·45 cites·6 claims
- 0384US4436106APipeline switch with leakage control and cleanable leakage cavityTUCHENHAGEN OTTO GMBH·Filed 1980·Granted Mar 13, 1984·40 cites·6 claims
- 0474US4757834AMethod and apparatus for the realization of a leakage-free switching double seat valve adapted for cleaning seat surfacesTUCHENHAGEN OTTO GMBH·Filed 1986·Granted Jul 19, 1988·30 cites·14 claims
- 0571US4687015AProcess for the simultaneous cleaning of both seat surfaces of a double seat valve with a product action on at least one side and device to perform the processTUCHENHAGEN OTTO GMBH·Filed 1984·Granted Aug 18, 1987·26 cites·18 claims
- 0663US5806554ADouble seat valveTUCHENHAGEN OTTO GMBH·Filed 1993·Granted Sep 15, 1998·22 cites·9 claims
- 0761US5086816AAssembly for the transfer, mass determination and mass separation of fluent material, particularly for beverages such as milk or beerTUCHENHAGEN OTTO GMBH·Filed 1990·Granted Feb 11, 1992·20 cites·12 claims
- 0857US5575305AProcedure for cleaning a double seat valve and valve arrangement for implementing the processTUCHENHAGEN OTTO GMBH·Filed 1992·Granted Nov 19, 1996·18 cites·23 claims
- 0950US4362327ASeparable pipe and/or armature connectionTUCHENHAGEN OTTO GMBH·Filed 1980·Granted Dec 7, 1982·17 cites·2 claims
- 1041US5130030AMethod and an automatic device for the sharp separation and removal of layers of fluids from a container by way of the container headspace and for the automatic cleaning of the containerTUCHENHAGEN OTTO GMBH·Filed 1989·Granted Jul 14, 1992·10 cites·25 claims
- 1138US4492535ADiaphragm pumpTUCHENHAGEN OTTO GMBH·Filed 1984·Granted Jan 8, 1985·8 cites·22 claims
- 1237US5762687AProcess and device for dissolving a quantity of gas in a flowing liquid quantityTUCHENHAGEN OTTO GMBH·Filed 1993·Granted Jun 9, 1998·7 cites·15 claims
- 1336US5310566AMethod of ensuring constant product quality and safety when tailback conditions occur in pasteurizersTUCHENHAGEN OTTO GMBH·Filed 1991·Granted May 10, 1994·14 cites·20 claims
- 1432US5732727ALeakfree switching process for a double-seat valve and a sealing system for carrying out the processTUCHENHAGEN OTTO GMBH·Filed 1994·Granted Mar 31, 1998·7 cites·19 claims
Join the waitlist — get patent alerts
Get an alert when TUCHENHAGEN OTTO GMBH 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 →