Yoshio Onisawa

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for molding a formatted substrate for an optical disk
- Patent number 5,171,585
- Issue date Dec 15, 1992
- Daicel Chemical Industries, Ltd.
- Yoshio Onisawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Parabolic antenna and process for manufacturing the same
- Patent number 5,162,810
- Issue date Nov 10, 1992
- Mikuni Plastics
- Yoshio Onisawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for molding a formatted substrate for an optical disk
- Patent number 5,106,553
- Issue date Apr 21, 1992
- Daicel Chemical Industries, Ltd.
- Yoshio Onisawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL