Ivan Tomka

Person

Zollikon, CH

People

Patents Grantslast 30 patents

Information Patent Grant
Plastic molded part and construction structure
- Patent number 6,299,246
- Issue date Oct 9, 2001
- RCC Regional Compact Car AG
- Ivan Tomka
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Single or multilayer foil having a layer containing thermoplastical...
- Patent number 6,242,102
- Issue date Jun 5, 2001
- Biotec Biologische Natuverpackungen GmbH & Co., KG
- Ivan Tomka
- B32 - LAYERED PRODUCTS
Information Patent Grant
Biologically degradable polymer mixture
- Patent number 6,214,907
- Issue date Apr 10, 2001
- Bio-Tec Biologische Naturverpackungen GmbH & Co. KG
- Ivan Tomka
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Thermoplastic processable starch or starch derivative polymer mixtures
- Patent number 6,117,925
- Issue date Sep 12, 2000
- Bio-Tec Biologische Naturverpackungen GmbH & Co. KG
- Ivan Tomka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Biologically degradable polymer mixture
- Patent number 5,844,023
- Issue date Dec 1, 1998
- Bio-Tec Biologische Naturverpackungen GmbH
- Ivan Tomka
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Use of plasticisers for thermo-plasticizing starch
- Patent number 5,773,495
- Issue date Jun 30, 1998
- Teich Aktiengellschaft
- Heinz Haschke
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Foamed starch polymer
- Patent number 5,705,536
- Issue date Jan 6, 1998
- Bio-Tec Biologische Naturverpackungen GmbH
- Ivan Tomka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Reinforced biodegradable polymer
- Patent number 5,663,216
- Issue date Sep 2, 1997
- Bio-Tec Biologische Naturverpackungen GmbH
- Ivan Tomka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Starch based formulations
- Patent number 5,427,614
- Issue date Jun 27, 1995
- Warner-Lambert Company
- Fritz Wittwer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for improving the mechanical properties of single-or multi-...
- Patent number 5,415,827
- Issue date May 16, 1995
- Tomka; Ivan
- Ivan Tomka
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of forming shaped articles made from pre-processed starch
- Patent number 5,405,564
- Issue date Apr 11, 1995
- Warner-Lambert Company
- Robert F. T. Stepto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Destructurized starch and method for making same
- Patent number 5,382,611
- Issue date Jan 17, 1995
- Warner-Lambert Company
- Robert F. T. Stepto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thermoplastically processable starch and a method of making it
- Patent number 5,362,777
- Issue date Nov 8, 1994
- Ivan Tomka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymer mixture for producing films
- Patent number 5,314,934
- Issue date May 24, 1994
- Ivan Tomka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Biodegradable mould material
- Patent number 5,280,055
- Issue date Jan 18, 1994
- Ivan Tomka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Apparatus and method of sealing capsules
- Patent number RE33251
- Issue date Jul 3, 1990
- Warner-Lambert Company
- Fritz Wittwer
- 156 - Adhesive bonding and miscellaneous chemical manufacture
Information Patent Grant
Molded hydrophilic polymer
- Patent number 4,790,881
- Issue date Dec 13, 1988
- Warner-Lambert Company
- Fritz Wittwer
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for forming pharmaceutical capsules from starch compositions
- Patent number 4,738,724
- Issue date Apr 19, 1988
- Warner-Lambert Company
- Fritz Wittwer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for forming pharmaceutical capsules from hydrophilic polymers
- Patent number 4,738,817
- Issue date Apr 19, 1988
- Warner-Lambert Company
- Fritz Wittwer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polymer composition for injection molding
- Patent number 4,673,438
- Issue date Jun 16, 1987
- Warner-Lambert Company
- Fritz Wittwer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Hydrophilic polymer compositions for injection molding
- Patent number 4,655,840
- Issue date Apr 7, 1987
- Warner-Lambert Company
- Fritz Wittwer
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for molding capsules
- Patent number 4,591,475
- Issue date May 27, 1986
- Warner-Lambert Company
- Ivan Tomka
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus and method of sealing capsules
- Patent number 4,539,060
- Issue date Sep 3, 1985
- Warner-Lambert Company
- Fritz Wittwer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of conditioning a water swellable hydrocolloid
- Patent number 4,482,386
- Issue date Nov 13, 1984
- Warner-Lambert Company
- Fritz Wittwer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Gelatin, method for producing it and its use
- Patent number 4,369,069
- Issue date Jan 18, 1983
- Deutsche Galatine-Fabriken Stoess & Co. GmbH
- Wolfgang Graesser
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Photographic material
- Patent number 4,360,590
- Issue date Nov 23, 1982
- Ciba-Geigy AG
- Ivan Tomka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Novel gelatins, processes for their preparation and their use
- Patent number 4,352,695
- Issue date Oct 5, 1982
- Ciba-Geigy AG
- Ivan Tomka
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Process for incorporating photographic additives in hydrophilic col...
- Patent number 4,284,709
- Issue date Aug 18, 1981
- Ciba-Geigy Aktiengesellschaft
- Ivan Tomka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Person

Patents Grantslast 30 patents

Plastic molded part and construction structure

Single or multilayer foil having a layer containing thermoplastical...

Biologically degradable polymer mixture

Thermoplastic processable starch or starch derivative polymer mixtures

Biologically degradable polymer mixture

Use of plasticisers for thermo-plasticizing starch

Foamed starch polymer

Reinforced biodegradable polymer

Starch based formulations

Process for improving the mechanical properties of single-or multi-...

Method of forming shaped articles made from pre-processed starch

Destructurized starch and method for making same

Thermoplastically processable starch and a method of making it

Polymer mixture for producing films

Biodegradable mould material

Apparatus and method of sealing capsules

Molded hydrophilic polymer

Method for forming pharmaceutical capsules from starch compositions

Method for forming pharmaceutical capsules from hydrophilic polymers

Polymer composition for injection molding

Hydrophilic polymer compositions for injection molding

Method for molding capsules

Apparatus and method of sealing capsules

Method of conditioning a water swellable hydrocolloid

Gelatin, method for producing it and its use

Photographic material

Novel gelatins, processes for their preparation and their use

Process for incorporating photographic additives in hydrophilic col...