Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6013774 | Biodegradable plastics and composites from wood | Meng-Jiu Chen | 2000-01-11 |
| 5852069 | Biodegradable plastics and composites from wood | Meng-Jiu Chen | 1998-12-22 |
| 5741875 | Biodegradable plastics and composites from wood | Meng-Jiu Chen | 1998-04-21 |
| 5656708 | Process for making graft copolymers from lignite and vinyl monomers | — | 1997-08-12 |
| 5484895 | Graft copolymers of vascular plants, method of making same and uses therefore | Meng-Jiu Chen | 1996-01-16 |
| 5424382 | Biodegradable plastics and composites from wood | Meng-Jiu Chen | 1995-06-13 |
| 5331088 | Process for making graft copolymers from lignite and vinyl monomers | — | 1994-07-19 |
| 5194552 | Soluble, solid or crosslinked graft copolymers of lignin (2-propenamide)-(2-methyl-3-oxo-4-oxybut-1-ene-(p-ethoxy-(3*p+3)-ol), methods of making the same and uses therefore | Amit Lathia, Fu-Fong Chang | 1993-03-16 |
| 5138007 | Process for making graft copolymers from lignin and vinyl monomers | — | 1992-08-11 |
| 5121801 | Soluble for crosslinked graft copolymers of lignin based on hydroxyethylmethacrylate and acrylamide | — | 1992-06-16 |
| 5116904 | Soluble, solid, or crosslinked graft copolymers of lignin (2-propenamide)-(2-methyl-3-oxo-4-oxybut-1-ene- (p-ethoxy-(3*p+3)-0l), methods of making the same and uses therefore | Amit Lathia, Fu-Fong Chang | 1992-05-26 |
| 5037931 | Soluble or crosslinked graft copolymers of lignin acrylamide and hydroxylmethacrylate | — | 1991-08-06 |
| 4990270 | Water soluble graft copolymers of lignin methods of making the same and uses therefore | — | 1991-02-05 |
| 4940764 | Water soluble graft copolymers of lignin and methods of making the same | — | 1990-07-10 |
| 4931527 | Water soluble graft copolymers of lignin, methods of making the same and uses therefore | — | 1990-06-05 |
| 4889902 | Soluble or crosslinked graft copolymers of lignin acrylamide and 2-hydroxyethylmethacrylate | — | 1989-12-26 |
| 4687828 | Water soluble graft copolymers of lignin-(2-propenamide)-(sodium 2,2-dimethyl-3-imino-4-oxohex-5-ene-1-sulfonate), methods of making the same and uses therefor | Damodar R. Patil | 1987-08-18 |
| 4400496 | Water-soluble graft copolymers of starch-acrylamide and uses therefor | George B. Butler, Thieo E. Hogen-Esch, Huey Pledger, Jr. | 1983-08-23 |
| 4391719 | Ethoxylated sulfosuccinate additives for stabilizing solutions of petroleum sulfonates in hard brine | — | 1983-07-05 |
| 4384086 | Large pore volume olefin polymerization catalysts | Max P. McDaniel | 1983-05-17 |
| 4299731 | Large pore volume olefin polymerization catalysts | Max P. McDaniel | 1981-11-10 |
| 4274279 | Viscosity measuring device | — | 1981-06-23 |
| 4266610 | Sulfonate-cosurfactant mixtures for use in hard brines during oil recovery operations | — | 1981-05-12 |