Shinpei TOTSUKA

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Yokohama-shi, Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Backrest, lumbar support, chair, attachment structure for optional...
- Patent number 10,966,530
- Issue date Apr 6, 2021
- Okamura Corporation
- Hiroshi Masunaga
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Backrest, lumbar support, chair, attachment structure for optional...
- Patent number 10,932,573
- Issue date Mar 2, 2021
- Okamura Corporation
- Hiroshi Masunaga
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
CHAIR
- Publication number 20240389755
- Publication date Nov 28, 2024
- Okamura Corporation
- Hiroshi MASUNAGA
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
LOAD-SUPPORTING STRUCTURE FOR CHAIR AND CHAIR
- Publication number 20240389756
- Publication date Nov 28, 2024
- OKAMURA CORPORATION
- Hiroshi MASUNAGA
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
BACKREST, LUMBAR SUPPORT, CHAIR, ATTACHMENT STRUCTURE FOR OPTIONAL...
- Publication number 20190298069
- Publication date Oct 3, 2019
- Okamura Corporation
- Hiroshi MASUNAGA
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...