Naoki Tsurukawa

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Shijonawate, JP

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Patents Grantslast 30 patents

Information Patent Grant
Oral care instrument
- Patent number 9,173,478
- Issue date Nov 3, 2015
- Sunstar Inc.
- Naoki Tsurukawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Interdental brush
- Patent number 7,694,378
- Issue date Apr 13, 2010
- Sunstar, Inc.
- Naoki Tsurukawa
- A46 - BRUSHWARE
Information Patent Grant
Interdental brush and production method therefor
- Patent number 6,767,209
- Issue date Jul 27, 2004
- Sunstar Inc.
- Yoshikazu Tomita
- A46 - BRUSHWARE
Information Patent Grant
Interdental brush wire and interdental brush
- Patent number 5,882,584
- Issue date Mar 16, 1999
- Sunstar, Inc.
- Naoki Tsurukawa
- A46 - BRUSHWARE

Patents Applicationslast 30 patents

Information Patent Application
ORAL CARE INSTRUMENT
- Publication number 20120077145
- Publication date Mar 29, 2012
- SUNSTAR INC.,
- Naoki Tsurukawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Interdental Brush
- Publication number 20080044791
- Publication date Feb 21, 2008
- Naoki Tsurukawa
- A46 - BRUSHWARE