Ryota Okazaki

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Submerged entry nozzle
- Patent number 11,806,781
- Issue date Nov 7, 2023
- Shinagawa Refractories Co., Ltd.
- Hiroyasu Niitsuma
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Electronic printer equipped with detecting device for an exchangeab...
- Patent number 4,655,626
- Issue date Apr 7, 1987
- NEC Corporation
- Ryota Okazaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
SUBMERGED ENTRY NOZZLE
- Publication number 20230058990
- Publication date Feb 23, 2023
- SHINAGAWA REFRACTORIES CO., LTD.
- Hiroyasu NIITSUMA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
RUBBER-ARTICLE-REINFORCING STEEL CORD AND TIRE
- Publication number 20180010295
- Publication date Jan 11, 2018
- Bridgestone Corporation
- Ryota OKAZAKI
- B60 - VEHICLES IN GENERAL