Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE42127 | Ampholyte polymers for use in personal care products | Allan L. Melby, Nicholas F. Vozza, Richard LaMar | 2011-02-08 |
| RE42025 | Ampholyte polymers for use in personal care products | Allan L. Melby, Nicholas F. Vozza, Richard LaMar | 2011-01-11 |
| 7632348 | Lightweight concrete compositions containing antimicrobial agents | David A. Cowan, Tricia Guevara | 2009-12-15 |
| 6691715 | Water soluble polymer composition and method of use | Randy Loeffler, Shih-Ruey T. Chen, Allan L. Melby, Nicholas F. Vozza | 2004-02-17 |
| 6482776 | Ampholyte polymer composition and method of use | Richard LaMar, Allan L. Melby, Nicholas F. Vozza | 2002-11-19 |
| 6365140 | Modified starch solutions and their use in personal care | Allan L. Melby, Manfred Gunther, Tammy W. Gaffney | 2002-04-02 |
| 6315867 | Dispersing agents and their use | David Robert Skuse, Shih-Ruey T. Chen, William L. Garforth | 2001-11-13 |
| 6180576 | Conditioning shampoo compositions | Allan L. Melby | 2001-01-30 |
| 6110451 | Synergistic combination of cationic and ampholytic polymers for cleansing and/or conditioning keratin based substrates | Richard LaMar | 2000-08-29 |
| 6066315 | Ampholyte polymers for use in personal care products | Allan L. Melby, Nicholas F. Vozza, Richard LaMar | 2000-05-23 |
| 5879670 | Ampholyte polymers for use in personal care products | Allan L. Melby, Richard LaMar, Nicholas F. Vozza | 1999-03-09 |
| 5578117 | Correction fluid | Kimberly Sanborn | 1996-11-26 |
| 5532413 | Storage stable biocide composition and process for making the same | Paul Richardson | 1996-07-02 |
| 5516223 | Correction fluid | Kimberly Sanborn | 1996-05-14 |
| 5358642 | Polyether polyamino methylene using phosphonates method for high pH scale control | Shih-Ruey T. Chen | 1994-10-25 |
| 5338541 | Dual cationic terpolymers providing superior conditioning properties in hair, skin and nail care products | Craig W. Vaughan | 1994-08-16 |
| 5338477 | Polyether polyamino methylene phosphonates for high pH scale control | Shih-Ruey T. Chen | 1994-08-16 |
| 5338775 | Correction fluid | Kimberly Sanborn | 1994-08-16 |
| 5259974 | N,N-bis(phosphonomethyl)-2-amino-1-propanol, derivatives and corresponding lower alkyl ethers and N-oxides thereof for high PH scale control | Shih-Ruey T. Chen, Raymond J. Schaper | 1993-11-09 |
| 5032295 | Polymers for use in drilling muds | James C. Long | 1991-07-16 |
| 4726906 | Polymers for use as filtration control aids in drilling muds | Shih-Ruey T. Chen, Christine A. Costello | 1988-02-23 |
| 4652623 | Polymers for use as filtration control aids in drilling muds | Shih-Ruey T. Chen, Christine A. Costello | 1987-03-24 |
| 4604212 | Use of copolymers of carboxylic monomer and betaine-containing monomer as corrosion and scale inhibitors | — | 1986-08-05 |
| 4536292 | Carboxylic/sulfonic/quaternary ammonium polymers for use as scale and corrosion inhibitors | — | 1985-08-20 |
| 4526957 | Copolymers of maleic anhydride and alkylene oxide to inhibit the precipitation and deposit of scale in aqueous systems | — | 1985-07-02 |