Assignee
ZEUNA STAERKER KG
15 granted patents·388 citations·filing 1973–2003
Top patents by PatentIndex Score
15 records- 0193US4335077ACatalyzer for detoxifying exhaust gases from internal combustion enginesZEUNA STAERKER KG·Filed 1973·Granted Jun 15, 1982·68 cites·8 claims
- 0286US5001899AProcess and apparatus for the cleaning of a soot filterZEUNA STAERKER KG·Filed 1988·Granted Mar 26, 1991·66 cites·16 claims
- 0383US4155980AApparatus for catalytic purifying the effluent gases of internal combustion enginesZEUNA STAERKER KG·Filed 1977·Granted May 22, 1979·40 cites·5 claims
- 0479US4344922ACatalyzer for detoxifying exhaust gases from internal combustionZEUNA STAERKER KG·Filed 1977·Granted Aug 17, 1982·30 cites·2 claims
- 0578US6499562B1Muffler with variable sound-absorbing characteristicsZEUNA STAERKER KG·Filed 2000·Granted Dec 31, 2002·34 cites·8 claims
- 0678US4344921ACatalyzer for detoxifying exhaust gases from internal combustion enginesZEUNA STAERKER KG·Filed 1977·Granted Aug 17, 1982·29 cites·3 claims
- 0758US7581386B2Motor vehicle provided with a diesel propulsion engineZEUNA STAERKER KG·Filed 2003·Granted Sep 1, 2009·10 cites·21 claims
- 0857US7010909B2Motor vehicle equipped with a diesel propulison engineZEUNA STAERKER KG·Filed 2003·Granted Mar 14, 2006·9 cites·20 claims
- 0957US4373331AManifold on an internal combustion engineZEUNA STAERKER KG·Filed 1980·Granted Feb 15, 1983·24 cites·9 claims
- 1055US5285687AProcess for the acoustic examination of monoliths for damage and device for implementing the processZEUNA STAERKER KG·Filed 1990·Granted Feb 15, 1994·24 cites·23 claims
- 1150US4629605ADevice for catalytically purifying exhaust gases for a combustion engineZEUNA STAERKER KG·Filed 1985·Granted Dec 16, 1986·18 cites·4 claims
- 1248US4180544ACatalytic converter having monolith mounting means thereinZEUNA STAERKER KG·Filed 1978·Granted Dec 25, 1979·9 cites·2 claims
- 1345US6543221B1Device for stabilizing the flow in the exhaust line of an internal combustion engineZEUNA STAERKER KG·Filed 2000·Granted Apr 8, 2003·4 cites·12 claims
- 1442US4386586AManifold on a six-cylinder in line engineZEUNA STAERKER KG·Filed 1980·Granted Jun 7, 1983·13 cites·2 claims
- 1529US5911683AExhaust-gas collecting and cleaning device as well as exhaust-gas device for a multi-cylinder engineZEUNA STAERKER KG·Filed 1998·Granted Jun 15, 1999·10 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when ZEUNA STAERKER KG 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 →