Hisao Kai

Person

Chiba, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Laminated film for forming an easily openable tightly sealed bag
- Patent number 5,141,795
- Issue date Aug 25, 1992
- Asahi Chemical Polyflex Ltd.
- Hisao Kai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Container for containing long and flexible plastic object equipped...
- Patent number 5,080,270
- Issue date Jan 14, 1992
- Asahi Kasei Kogyo Kabushiki Kaisha
- Hisao Kai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method for producing an easily openable tightly sealed bag
- Patent number 5,038,547
- Issue date Aug 13, 1991
- Asahi Chemical Polyflex, Ltd.
- Hisao Kai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Slit imparting device for forming through cuts in a plastic film
- Patent number 4,977,807
- Issue date Dec 18, 1990
- Asahi Chemical Polyflex Ltd.
- Hisao Kai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Easily openable tightly sealed bag
- Patent number 4,919,272
- Issue date Apr 24, 1990
- Asahi Chemical Polyflex
- Hisao Kai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Cutter for dispensing container and dispensing container provided w...
- Patent number 4,679,718
- Issue date Jul 14, 1987
- Asahi Kasei Kogyo Kabushiki Kaisha
- Hisao Kai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Plastic film product
- Patent number 4,543,279
- Issue date Sep 24, 1985
- Taisei Kako Kabushiki Kaisha
- Hisao Kai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Cutting edge for dispensing container
- Patent number 4,465,215
- Issue date Aug 14, 1984
- Asahi-Dow Limited
- Hisao Kai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Vacuum suction typed holder for flexible, tube-shaped film materials
- Patent number 4,195,464
- Issue date Apr 1, 1980
- Asahi-Dow Limited
- Hisao Kai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Person

Patents Grantslast 30 patents

Laminated film for forming an easily openable tightly sealed bag

Container for containing long and flexible plastic object equipped...

Method for producing an easily openable tightly sealed bag

Slit imparting device for forming through cuts in a plastic film

Easily openable tightly sealed bag

Cutter for dispensing container and dispensing container provided w...

Plastic film product

Cutting edge for dispensing container

Vacuum suction typed holder for flexible, tube-shaped film materials