Kazuo Shiozawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Producing method for optical element molding die and producing meth...
- Patent number 7,060,175
- Issue date Jun 13, 2006
- Konica Corporation
- Masahiro Morikawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Producing method for optical element molding die and producing meth...
- Publication number 20030111750
- Publication date Jun 19, 2003
- Konica Corporation
- Masahiro Morikawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL