Yuji Ishigaki

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Patents Grantslast 30 patents

Information Patent Grant
Fragrance material holding member and fragrance providing device
- Patent number 11,541,142
- Issue date Jan 3, 2023
- Sony Corporation
- Shuji Fujita
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Perfume retainer member and aroma provision device
- Patent number 10,772,983
- Issue date Sep 15, 2020
- Sony Corporation
- Shuji Fujita
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
FRAGRANCE MATERIAL HOLDING MEMBER AND FRAGRANCE PROVIDING DEVICE
- Publication number 20180311397
- Publication date Nov 1, 2018
- SONY CORPORATION
- Shuji Fujita
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PERFUME RETAINER MEMBER AND AROMA PROVISION DEVICE
- Publication number 20180243460
- Publication date Aug 30, 2018
- SONY CORPORATION
- Shuji Fujita
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE