Yoshimitsu Mashiko

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Chiyoda-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Respiratory protection device
- Patent number 10,010,728
- Issue date Jul 3, 2018
- Koken Ltd.
- Yoshimitsu Mashiko
- A62 - LIFE-SAVING FIRE-FIGHTING

Patents Applicationslast 30 patents

Information Patent Application
RESPIRATORY PROTECTION DEVICE
- Publication number 20150107596
- Publication date Apr 23, 2015
- KOKEN LTD.
- Yoshimitsu Mashiko
- A62 - LIFE-SAVING FIRE-FIGHTING