Hirotaka Fukushima

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Utsunomiya-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Amorphous alloy, molding die, and method for forming optical element
- Patent number 11,919,793
- Issue date Mar 5, 2024
- Canon Kabushiki Kaisha
- Seiichi Hata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Amorphous alloy, molding die, and method for forming optical element
- Patent number 11,053,151
- Issue date Jul 6, 2021
- Canon Kabushiki Kaisha
- Seiichi Hata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Amorphous alloy molding die and method for forming optical element
- Patent number 10,029,935
- Issue date Jul 24, 2018
- Canon Kabushiki Kaisha
- Seiichi Hata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Amorphous alloy, molding die, and method for molding optical element
- Patent number 9,302,928
- Issue date Apr 5, 2016
- Canon Kabushiki Kaisha
- Hirotaka Fukushima
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Amorphous alloy, molding die, and method for producing optical element
- Patent number 9,102,561
- Issue date Aug 11, 2015
- Canon Kabushiki Kaisha
- Hirotaka Fukushima
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
AMORPHOUS ALLOY, MOLDING DIE, AND METHOD FOR FORMING OPTICAL ELEMENT
- Publication number 20210292213
- Publication date Sep 23, 2021
- Canon Kabushiki Kaisha
- Seiichi Hata
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
AMORPHOUS ALLOY, MOLDING DIE, AND METHOD FOR FORMING OPTICAL ELEMENT
- Publication number 20180265390
- Publication date Sep 20, 2018
- Canon Kabushiki Kaisha
- Sei-ichi Hata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
AMORPHOUS ALLOY MOLDING DIE AND METHOD FOR FORMING OPTICAL ELEMENT
- Publication number 20160068422
- Publication date Mar 10, 2016
- Canon Kabushiki Kaisha
- Seiichi Hata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
AMORPHOUS ALLOY, MOLDING DIE, AND METHOD FOR PRODUCING OPTICAL ELEMENT
- Publication number 20140053606
- Publication date Feb 27, 2014
- Canon Kabushiki Kaisha
- Hirotaka Fukushima
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
AMORPHOUS ALLOY, MOLDING DIE, AND METHOD FOR MOLDING OPTICAL ELEMENT
- Publication number 20130180284
- Publication date Jul 18, 2013
- Canon Kabushiki Kaisha
- Hirotaka Fukushima
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...