Kichinojyo Tomitaka

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing biaxially oriented polyester film
- Patent number 5,139,727
- Issue date Aug 18, 1992
- Daifoil Company, Limited
- Shigeo Utsumi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polyester film for magnetic recording media
- Patent number 4,865,898
- Issue date Sep 12, 1989
- Diafoil Company, Limited
- Yujiro Fukuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Polyester film for magnetic recording media
- Patent number 4,680,217
- Issue date Jul 14, 1987
- Diafoil Company, Limited
- Tateo Kanesaki
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Transparent slippery biaxially stretched polyester film
- Patent number 4,677,188
- Issue date Jun 30, 1987
- Diafoil Company, Limited
- Shigeo Utsumi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing biaxially stretched polyester films
- Patent number 4,610,833
- Issue date Sep 9, 1986
- Diafoil Company, Limited
- Tateo Kanesaki
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL