TY

Tung-Feng Yeh

PO Polaroid: 3 patents #7 of 118Top 6%
📍 Waltham, MA: #5 of 41 inventorsTop 15%
🗺 Massachusetts: #213 of 4,501 inventorsTop 5%
Overall (1997): #9,957 of 185,788Top 6%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5677108 On-press removable quenching overcoat for lithographic plates Yee-Ho Chia, Joseph Hanlon, John M. Hardin, Rong-Chang Liang, Yi-Hua Tsao 1997-10-14
5677110 On-press development of an overcoated lithographic plate Yee-Ho Chia, Joseph Hanlon, John M. Hardin, Eugene L. Langlais, Rong-Chang Liang +1 more 1997-10-14
5599650 Photoreaction quenchers in on-press developable lithographic printing plates Daoshen Bi, Maurice J. Fitzgerald, Frederick Richard Kearney, Rong-Chang Liang, William C. Schwarzel 1997-02-04