DZ

Duanna Zhu

AL Allegiance: 2 patents #58 of 242Top 25%
📍 Round Lake Beach, IL: #53 of 110 inventorsTop 50%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,185,874 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6673404 Powder-free nitrile-coated gloves with an intermediate rubber-nitrile layer between the glove and the coating and method of making same Yun-Siung Tony Yeh, Wong Wei Cheong, Sharon Tan 2004-01-06
6391409 Powder-free nitrile-coated gloves with an intermediate rubber-nitrile layer between the glove and the coating and method of making same Yun-Siung Tony Yeh 2002-05-21