Johnny Jeng

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Toothbrush with oppositely reciprocating brush heads
- Patent number 6,799,346
- Issue date Oct 5, 2004
- Atico International USA, Inc.
- Johnny Jeng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Toothbrush with oppositely reciprocating brush heads
- Publication number 20030126700
- Publication date Jul 10, 2003
- Johnny Jeng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE