Lutz Riefenstein

Person

Weihelm, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Optical quality control methods
- Patent number 11,622,648
- Issue date Apr 11, 2023
- Convotherm Elektrogeräte GmbH
- Lutz Riefenstein
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Cooking device
- Patent number 9,775,459
- Issue date Oct 3, 2017
- CONVOTHERM ELEKTROGERAETE GMBH
- Guenter Wurdinger
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Optical quality control system
- Patent number 9,538,880
- Issue date Jan 10, 2017
- CONVOTHERM ELEKTROGERAETE GMBH
- Lutz Riefenstein
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Valve arrangement of a commercial cooking device and commercial coo...
- Patent number 9,326,632
- Issue date May 3, 2016
- CONVOTHERM ELEKTROGERAETE GMBH
- Lutz Riefenstein
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Method of operating commercial cooking equipment, in particular, al...
- Patent number 8,609,167
- Issue date Dec 17, 2013
- Convotherm Elektrogeräte GmbH
- Markus Ernst
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Suspension or rack frame for apparatus for the heat treatment of su...
- Patent number 7,213,592
- Issue date May 8, 2007
- Convotherm Elektrogeräte GmbH
- Herbert Fischhaber
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Heat exchanger device
- Patent number 7,017,571
- Issue date Mar 28, 2006
- Convotherm Elektrogeräte GmbH
- Stan Smits
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Apparatus for the heat treatment of substances, in particular foods
- Patent number 6,995,341
- Issue date Feb 7, 2006
- Convotherm Elecktrogeraete GmbH
- Lutz Riefenstein
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Method of automatic cleaning of cooking cavities
- Patent number 6,986,817
- Issue date Jan 17, 2006
- Convotherm Elektogerate GmbH
- Lutz Riefenstein
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL QUALITY CONTROL METHODS
- Publication number 20170079471
- Publication date Mar 23, 2017
- CONVOTHERM ELEKTROGERAETE GMBH
- Lutz Riefenstein
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
CLEANING SYSTEM AND METHOD WITH AIR FLUSHING OF DETERGENT/RINSE PIPES
- Publication number 20150059807
- Publication date Mar 5, 2015
- Convotherm Elektrogerate GmbH
- Martin Behle
- B08 - CLEANING
Information Patent Application
COOKING DEVICE
- Publication number 20140290500
- Publication date Oct 2, 2014
- Convotherm Elecktrogerate GmbH
- Guenter Wurdinger
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
COOKING DEVICE AND PROCEDURE FOR COOKING FOOD
- Publication number 20140026762
- Publication date Jan 30, 2014
- Convotherm Elekktrogeraete GmbH
- Lutz Riefenstein
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
OPTICAL QUALITY CONTROL SYSTEM
- Publication number 20130302483
- Publication date Nov 14, 2013
- CONVOTHERM ELEKTROGERAETE GMBH
- Lutz Riefenstein
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
VALVE ARRANGEMENT OF A COMMERCIAL COOKING DEVICE AND COMMERCIAL COO...
- Publication number 20130192473
- Publication date Aug 1, 2013
- CONVOTHERM ELEKTROGERAETE GMBH
- Lutz Riefenstein
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
CLEANING CARTRIDGE FOR A HEATING APPARATUS FOR COOKING FOOD AND MEC...
- Publication number 20130146094
- Publication date Jun 13, 2013
- CONVOTHERM ELEKTROGERAETE GMBH
- Lutz Riefenstein
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
Method of Operating Commercial Cooking Equipment, in Particular, a...
- Publication number 20100227029
- Publication date Sep 9, 2010
- Markus Ernst
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Heat exchanger device
- Publication number 20040255925
- Publication date Dec 23, 2004
- Convotherm Elektrogerate GmbH
- Stan Smits
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Apparatus for the heat treatment of substances, in particular foods
- Publication number 20040256374
- Publication date Dec 23, 2004
- Lutz Riefenstein
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Method of automatic cleaning of cooking cavities
- Publication number 20030172962
- Publication date Sep 18, 2003
- Convotherm Elektrogerate GmbH, Angelo Po Grandi Cucine S.p.A.
- Lutz Riefenstein
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Suspension or rack frame for apparatus for the heat treatment of su...
- Publication number 20030116032
- Publication date Jun 26, 2003
- Convotherm Elektrogerate GmbH
- Herbert Fischhaber
- F24 - HEATING RANGES VENTILATING

Lutz Riefenstein

Person

Patents Grantslast 30 patents

Optical quality control methods

Cooking device

Optical quality control system

Valve arrangement of a commercial cooking device and commercial coo...

Method of operating commercial cooking equipment, in particular, al...

Suspension or rack frame for apparatus for the heat treatment of su...

Heat exchanger device

Apparatus for the heat treatment of substances, in particular foods

Method of automatic cleaning of cooking cavities

Patents Applicationslast 30 patents

OPTICAL QUALITY CONTROL METHODS

CLEANING SYSTEM AND METHOD WITH AIR FLUSHING OF DETERGENT/RINSE PIPES

COOKING DEVICE

COOKING DEVICE AND PROCEDURE FOR COOKING FOOD

OPTICAL QUALITY CONTROL SYSTEM

VALVE ARRANGEMENT OF A COMMERCIAL COOKING DEVICE AND COMMERCIAL COO...

CLEANING CARTRIDGE FOR A HEATING APPARATUS FOR COOKING FOOD AND MEC...

Method of Operating Commercial Cooking Equipment, in Particular, a...

Heat exchanger device

Apparatus for the heat treatment of substances, in particular foods

Method of automatic cleaning of cooking cavities

Suspension or rack frame for apparatus for the heat treatment of su...