WA

Waifong Liew Anton

PT Permeable Technologies: 3 patents #1 of 7Top 15%
📍 Wilmington, DE: #11 of 274 inventorsTop 5%
🗺 Delaware: #25 of 535 inventorsTop 5%
Overall (1994): #7,698 of 165,921Top 5%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5371147 Silicone-containing acrylic star polymers, block copolymers and macromonomers Harry J. Spinelli, Henry Coleman 1994-12-06
5314960 Silicone-containing polymers, oxygen permeable hydrophilic contact lenses and methods for making these lenses and treating patients with visual impairment Harry J. Spinelli, Leonard Seidner, Henry Coleman, Mohammed I. Ali, Lester Weintraub +1 more 1994-05-24
5314961 Silicone-containing polymers, compositions and improved oxygen permeable hydrophilic contact lenses Henry Coleman, Mohammed I. Ali, Lester Weintraub 1994-05-24