Duanna Zhu

Follow

Person

Ingelside, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Powder-free nitrile-coated gloves with an intermediate rubber-nitri...
- Patent number 6,673,404
- Issue date Jan 6, 2004
- Allegiance Corporation
- Yun-Siung Tony Yeh
- A41 - WEARING APPAREL
Information Patent Grant
Powder-free nitrile-coated gloves with an intermediate rubber-nitri...
- Patent number 6,391,409
- Issue date May 21, 2002
- Allegiance Corporation
- Yun-Siung Tony Yeh
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL