RW

Richard J. Wiersema

TC The Clorox: 15 patents #28 of 856Top 4%
Rohm And Haas: 2 patents #861 of 2,359Top 40%
📍 North Wales, PA: #24 of 457 inventorsTop 6%
🗺 Pennsylvania: #4,155 of 74,527 inventorsTop 6%
Overall (All Time): #280,254 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
6265191 Immobilization of pseudomonas lipase on surfaces for oil removal Eugene A. Mizusawa, Susan A. Anderson, Maha El-Sayed, Daniel R. LEISKE, Chihae Yang 2001-07-24
6136857 Methods for treating neoplasms with betaines Jurij J. Hostynek 2000-10-24
5705091 Alkoxylated peracid activators Dale S. Steichen 1998-01-06
5545748 Polyglycolate peracid precursors Richard R. Rowland, Ronald A. Fong, Alfred G. Zielske 1996-08-13
5545667 Methods for treating neoplasms with betaines Jurij J. Hostynek 1996-08-13
5391812 Polyglycolate peracid precursors Richard R. Rowland, Ronald A. Fong, Alfred G. Zielske 1995-02-21
5364554 Proteolytic perhydrolysis system and method of use for bleaching Anna G. Stanislowski, Fred A. Heitfeld, Ayyookaran J. Poulose 1994-11-15
5296161 Enzymatic perhydrolysis system and method of use for bleaching Anna G. Stanislowski 1994-03-22
5223169 Hydrolase surfactant systems and their use in laundering Maha El-Sayed, Susan A. Anderson, Sheldon N. Lewis 1993-06-29
5182045 Late peracid precursors Richard R. Rowland, Ronald A. Fong, Alfred G. Zielske 1993-01-26
5030240 Enzymatic peracid bleaching system Anna G. Stanislowski, Gregory L. Gray, Ayrookaram J. Poulose, Scott D. Power 1991-07-09
4959187 Glycolate ester peracid precursors Ronald A. Fong, Sheldon N. Lewis, Alfred G. Zielske 1990-09-25
4778618 Glycolate ester peracid precursors Ronald A. Fong, Sheldon N. Lewis, Alfred G. Zielske 1988-10-18
4708816 Bleach composition containing controlled density capsules Daniel Chang 1987-11-24
RE31936 Dispersing paint pigments Peter R. Sperry, Kayson Nyi 1985-07-02
4511490 Cooperative enzymes comprising alkaline or mixtures of alkaline and neutral proteases without stabilizers Anna G. Stanislowski 1985-04-16
4243430 Pigment dispersant for aqueous paints Peter R. Sperry 1981-01-06