Toyo Contact Lens Company, Limited

Organization

Nagoya, JP

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
High water-absorptive soft contact lens
- Patent number 4,829,126
- Issue date May 9, 1989
- Toyo Contact Lens Co., Ltd.
- Tatsutoshi Nakajima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Highly water-absorptive optical material
- Patent number 4,745,158
- Issue date May 17, 1988
- Toyo Contact Lens Co., Ltd.
- Tatsutoshi Nakashima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for cleaning contact lenses with composition containing amid...
- Patent number 4,738,790
- Issue date Apr 19, 1988
- Toyo Contact Lens Co., Ltd.
- Nobuyuki Miyajima
- G02 - OPTICS
Information Patent Grant
Detergent composition for contact lenses
- Patent number 4,710,313
- Issue date Dec 1, 1987
- Lion Corporation
- Nobuyuki Miyajima
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Oxygen permeable soft contact lens material
- Patent number 4,649,184
- Issue date Mar 10, 1987
- Toyo Contact Lens Co., Ltd.
- Toshiharu Yoshikawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Oxygen permeable hard contact lens formed from styrene monomer cont...
- Patent number 4,594,401
- Issue date Jun 10, 1986
- Shin-Etsu Chemical Co., Ltd.
- Kozo Takahashi
- G02 - OPTICS
Information Patent Grant
Water-absorptive contact lenses
- Patent number 4,547,543
- Issue date Oct 15, 1985
- Toyo Contact Lens Co., Ltd.
- Takanori Shibata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Soft contact lenses
- Patent number 4,529,747
- Issue date Jul 16, 1985
- Toyo Contact Lens Co., Ltd.
- Yasuyuki Kato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Oxygen permeable soft contact lens composition
- Patent number 4,525,563
- Issue date Jun 25, 1985
- Toyo Contact Lens Co.
- Takanori Shibata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Contact lens cleaning and storage composition
- Patent number 4,500,441
- Issue date Feb 19, 1985
- Toyo Contact Lens Co., Ltd.
- Kyoichi Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Contact lens and process for preparing the same
- Patent number 4,451,629
- Issue date May 29, 1984
- Toyo Contact Lens Co., Ltd.
- Kyoichi Tanaka
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Cleaning composition for contact lenses
- Patent number 4,440,662
- Issue date Apr 3, 1984
- Toyo Contact Lens Co., Ltd.
- Akira Tsuzuki
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Oxygen permeable hard contact lens
- Patent number 4,433,125
- Issue date Feb 21, 1984
- Shin-Etsu Chemical Co., Ltd.
- Shoji Ichinohe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cleaning and preservative solution for contact lenses
- Patent number 4,259,202
- Issue date Mar 31, 1981
- Toyo Contact Lens Co., Ltd.
- Kyoichi Tanaka
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Polymer for contact lens and contact lens made thereof
- Patent number 4,235,985
- Issue date Nov 25, 1980
- Toyo Contact Lens Co., Ltd.
- Kyoichi Tanaka
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of coloring water-absorbable plastics and colored water-abso...
- Patent number 4,157,892
- Issue date Jun 12, 1979
- Toyo Contact Lens Company, Limited
- Kyoichi Tanaka
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Copolymer for soft contact lens, its preparation and soft contact l...
- Patent number 4,139,513
- Issue date Feb 13, 1979
- Toyo Contact Lens Co., Ltd.
- Kyoichi Tanaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Methyldi(trimethylsiloxy)sylylpropylglycerol methacrylate
- Patent number 4,139,548
- Issue date Feb 13, 1979
- Toyo Contact Lens Co., Ltd.
- Kyoichi Tanaka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Copolymer for contact lens, its preparation and contact lens made t...
- Patent number 4,139,692
- Issue date Feb 13, 1979
- Toyo Contact Lens Co., Ltd.
- Kyoichi Tanaka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
High toughness synthetic high polymers for soft contact lenses and...
- Patent number 3,992,563
- Issue date Nov 16, 1976
- Toyo Contact Lens Company, Limited
- Kyoichi Tanaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

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Trademarklast 30 trademarks

Information Trademark
73138589 - F
- Serial number 73138589
- Registration number 1110839
- Filing date Aug 23, 1977
- TOYO CONTACT LENS CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73138588 - MENICON
- Serial number 73138588
- Registration number 1110441
- Filing date Aug 23, 1977
- TOYO CONTACT LENS CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

Toyo Contact Lens Company, Limited

Organization

Patents Grantslast 30 patents

High water-absorptive soft contact lens

Highly water-absorptive optical material

Method for cleaning contact lenses with composition containing amid...

Detergent composition for contact lenses

Oxygen permeable soft contact lens material

Oxygen permeable hard contact lens formed from styrene monomer cont...

Water-absorptive contact lenses

Soft contact lenses

Oxygen permeable soft contact lens composition

Contact lens cleaning and storage composition

Contact lens and process for preparing the same

Cleaning composition for contact lenses

Oxygen permeable hard contact lens

Cleaning and preservative solution for contact lenses

Polymer for contact lens and contact lens made thereof

Method of coloring water-absorbable plastics and colored water-abso...

Copolymer for soft contact lens, its preparation and soft contact l...

Methyldi(trimethylsiloxy)sylylpropylglycerol methacrylate

Copolymer for contact lens, its preparation and contact lens made t...

High toughness synthetic high polymers for soft contact lenses and...

Trademarklast 30 trademarks

73138589 - F

73138588 - MENICON