Chaoying Zhang

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Alhambra, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Pressure-regulating ear plug
- Patent number 5,819,745
- Issue date Oct 13, 1998
- House Ear Institute
- J. Phil Mobley
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pressure-regulating ear plug
- Patent number 5,755,234
- Issue date May 26, 1998
- House Ear Institute
- J. Phil Mobley
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Low-cost, four-channel cochlear implant
- Patent number 5,749,912
- Issue date May 12, 1998
- House Ear Institute
- Chaoying Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pressure-regulating ear plug
- Patent number 5,467,784
- Issue date Nov 21, 1995
- J. Phil Mobley
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE