SM

Sheau-Hwa Ma

EA E.I. Du Pont De Nemours And: 44 patents #54 of 8,010Top 1%
AC Axalta Coating Systems Ip Co.: 12 patents #9 of 193Top 5%
📍 West Chester, PA: #10 of 1,305 inventorsTop 1%
🗺 Pennsylvania: #511 of 74,527 inventorsTop 1%
Overall (All Time): #43,073 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 26–50 of 57 patents

Patent #TitleCo-InventorsDate
6433117 Phosphorylated polymer dispersants for inks Edward Francis McBride 2002-08-13
6306994 Inks with enhanced substrate binding characteristics Dennis S. Donald, Walter R. Hertler 2001-10-23
6232369 Ink jet inks containing hydrosols as polymer additives Waifong Liew Anton 2001-05-15
6117921 Process for making printed images using pigmented ink jet compositions Michael Fryd 2000-09-12
6037390 Smear resistant pigmented ink jet inks containing .beta.-diketone or ureido dispersants Loretta Ann Grezzo Page, John A. Simms 2000-03-14
6020400 Ink jet inks containing emulsion polymer additives stabilized with structured polymers Waifong Liew Anton, Milan Bohuslav Bednarek, Robert P. Held, Joseph E. Reardon, Arthur C. Shor +2 more 2000-02-01
5854331 Block copolymers of oxazolines and oxazines as pigment dispersants and their use in ink jet inks Jose RODRIGUEZ-PARADA 1998-12-29
5801738 Process for alleviating bleed and improving color in printed elements John L. Stoffel, Arthur C. Shor, Harry J. Spinelli, Howard Matrick, Mark L. Choy +1 more 1998-09-01
5721330 Macromonomers with high acid content and their method of preparation 1998-02-24
5654354 Compositions for diffusion patterning John James Felten, Walter R. Hertler 1997-08-05
5648405 Aqueous ink jet inks Walter R. Hertler 1997-07-15
5609914 Method for preparing high resolution polyimide images using non-photosensitive layers of poly(amic acid) or salts thereof Walter R. Hertler, Howard E. Simmons, III 1997-03-11
5571850 Aqueous dispersions containing cyclopolymer dispersants San Hoa Thang, Ezio Rizzardo, Graeme Moad 1996-11-05
5555008 Process for alleviating bleed in printed elements John L. Stoffel, Arthur C. Shor, Harry J. Spinelli, Howard Matrick, Mark L. Choy +1 more 1996-09-10
5519085 Aqueous dispersions containing ABC triblock polymer dispersants Ira B. Dicker, Walter R. Hertler 1996-05-21
5512418 Infra-red sensitive aqueous wash-off photoimaging element 1996-04-30
5466653 Method for preparing negative-working wash-off relief images and non-photosensitive elements for use therein Michael W. J. West 1995-11-14
5418277 Aqueous ink jet inks containing fluorinated polymers Jose Manuel Rodriguez-Parada 1995-05-23
5416145 Aqueous anionic dye based ink jet inks Ronald A. Askeland, Howard Matrick, Michele Shepard 1995-05-16
5393580 Element containing latent image suited for aqueous wash-out development Andrew E. Matthews 1995-02-28
5306756 Method and compositions for diffusion patterning John James Felten 1994-04-26
5302197 Ink jet inks Palitha Wickramanayke 1994-04-12
5292556 Method for preparing negative-working wash-off relief images Andrew E. Matthews 1994-03-08
5275689 Method and compositions for diffusion patterning John James Felten, Walter R. Hertler 1994-01-04
5271765 Aqueous cationic dye-based ink jet inks 1993-12-21