Inventor · disambiguated record
Friedrich Wagner
Also filed as: WAGNER FRIEDRICH · WAGNER FRIEDRICH E
11 granted patents·462 citations·filing 1977–2009
93Inventor score
Files withGROHE ARMATUREN FRIEDRICH6WEHRLE WERK AG2LANDIS & GYR BETRIEBS AG1SIGRI ELEKTROGRAPHIT GMBH1WANG YANQI1
Top patents by PatentIndex Score
11 records- 0195US5172862AShower headGROHE ARMATUREN FRIEDRICH·Filed 1990·Granted Dec 22, 1992·132 cites·13 claims
- 0295US4091083AMethod for the production of graphite-hydrogensulfateSIGRI ELEKTROGRAPHIT GMBH·Filed 1977·Granted May 23, 1978·90 cites·5 claims
- 0382US5032785AArrangement for measuring an electrical power or energyLANDIS & GYR BETRIEBS AG·Filed 1990·Granted Jul 16, 1991·62 cites·15 claims
- 0472US5362395AMethod and apparatus for biologically purifying sewage which is organically loaded with substances difficult to decompose biologically or not decomposable biologicallyWEHRLE WERK AG·Filed 1992·Granted Nov 8, 1994·45 cites·31 claims
- 0570US6080317AProcess and apparatus for the purification of waste waterWEHRLE WERK AG·Filed 1997·Granted Jun 27, 2000·43 cites·19 claims
- 0667US5014736AShut-off and control valveGROHE ARMATUREN FRIEDRICH·Filed 1989·Granted May 14, 1991·26 cites·12 claims
- 0762US5888638ASealing element, particularly for shut-off and regulating valves, and process for its productionGROHE ARMATUREN FRIEDRICH·Filed 1995·Granted Mar 30, 1999·21 cites·10 claims
- 0859US8716730B2LED module having a platform with a central recessionWANG YANQI·Filed 2009·Granted May 6, 2014·4 cites·24 claims
- 0958US5348042ACeramic-plate flow-control valveGROHE ARMATUREN FRIEDRICH·Filed 1993·Granted Sep 20, 1994·22 cites·11 claims
- 1041US5927727ASealing element, particularly for shut-off and regulating valves, and process for its productionGROHE ARMATUREN FRIEDRICH·Filed 1995·Granted Jul 27, 1999·9 cites·12 claims
- 1137US5022631AFlow-control and shutofff valveGROHE ARMATUREN FRIEDRICH·Filed 1990·Granted Jun 11, 1991·8 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →