Yasuhiko Ohta

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Nagoya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polyimide film and preparation process of the film
- Patent number 5,260,407
- Issue date Nov 9, 1993
- Mitsui Toatsu Chemicals, Incorporated
- Masumi Saruwatari
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for preparing biaxially stretched polyether ether ketone film
- Patent number 5,242,648
- Issue date Sep 7, 1993
- Mitsui Toatsu Chemicals, Incorporated
- Shuji Matsumura
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for preparing a polyimide molded form
- Patent number 5,112,557
- Issue date May 12, 1992
- Mitsui Toatsu Chemicals, Inc.
- Masumi Saruwatari
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Preparation process of polyimide film
- Patent number 5,037,587
- Issue date Aug 6, 1991
- Mitsui Toatsu Chemicals, Inc.
- Masumi Saruwatari
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL