Maki Hayakawa

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Patents Grantslast 30 patents

Information Patent Grant
Decorative part with substrate and multi-layer hardening laminate
- Patent number 9,212,408
- Issue date Dec 15, 2015
- Citizen Holdings Co., Ltd.
- Junji Satoh
- A44 - HABERDASHERY JEWELLERY

Patents Applicationslast 30 patents

Information Patent Application
DECORATIVE PART
- Publication number 20100255338
- Publication date Oct 7, 2010
- CITIZEN HOLDINGS CO., LTD.
- Maki Hayakawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
DECORATIVE PART
- Publication number 20100227156
- Publication date Sep 9, 2010
- Junji Satoh
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...