Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359375 | Surface enhanced pulp fibers at a substrate surface | Harshad Pande, Jacob John, Robert M. Williams | 2025-07-15 |
| 12325959 | Method for production of filler loaded surface enhanced pulp fibers | Harshad Pande | 2025-06-10 |
| 11499269 | Method for production of filler loaded surface enhanced pulp fibers | Harshad Pande | 2022-11-15 |
| 11473245 | Surface enhanced pulp fibers at a substrate surface | Harshad Pande, Jacob John, Robert M. Williams | 2022-10-18 |
| 10975499 | Surface enhanced pulp fibers, methods of making surface enhanced pulp fibers, products incorporating surface enhanced pulp fibers, and methods of making products incorporating surface enhanced pulp fibers | Harshad Pande | 2021-04-13 |
| 10710930 | Surface enhanced pulp fibers in fiber cement | Harshad Pande, Brian Wester | 2020-07-14 |
| 10704165 | Surface enhanced pulp fibers, methods of making surface enhanced pulp fibers, products incorporating surface enhanced pulp fibers, and methods of making products incorporating surface enhanced pulp fibers | Harshad Pande | 2020-07-07 |
| 10669155 | Method for synthesizing graphene from encapsulated particles | Zhiyong Cai, Qiangu Yan, Jilei Zhang, Jinghao Li, James David Freiberg | 2020-06-02 |
| 10563356 | Surface enhanced pulp fibers at a substrate surface | Harshad Pande, Robert M. Williams | 2020-02-18 |
| 9920484 | Surface enhanced pulp fibers at a substrate surface | Harshad Pande, Robert M. Williams | 2018-03-20 |
| 9879361 | Surface enhanced pulp fibers, methods of making surface enhanced pulp fibers, products incorporating surface enhanced pulp fibers, and methods of making products incorporating surface enhanced pulp fibers | Harshad Pande | 2018-01-30 |
| 9297111 | Methods for the manufacture of cellulose nanocrystals | Michael J. Edwards, Marvin Duncan Cooper | 2016-03-29 |
| 6346167 | Dissolved solids control in pulp production | J. Robert Prough, Richard O. Laakso, Joseph R. Phillips, Rolf Ryham, Jan T. Richardsen +1 more | 2002-02-12 |
| 6280568 | Dissolved organic material control in a cellulose pulp continuous digester | J. Robert Prough, Richard O. Laakso, Joseph R. Phillips, Rolf Ryham, Jan T. Richardsen +1 more | 2001-08-28 |
| 6277240 | Method for continuously pulping cellulosic fibrous material | C. Bertil Stromberg, Brian F. Greenwood | 2001-08-21 |
| 6241851 | Treatment of cellulose material with additives while producing cellulose pulp | — | 2001-06-05 |
| 6159337 | Dissolved organic materials control in cellulose pulp production | J. Robert Prough, Richard O. Laakso, Joseph R. Phillips, Rolf Ryham, Jan T. Richardsen +1 more | 2000-12-12 |
| 6132556 | Method of controlling pulp digester pressure via liquor extraction | C. Bertil Stromberg, J Robert Prough, Richard O. Laakso, Carl Luhrmann | 2000-10-17 |
| 6106668 | Method for feeding comminuted fibrous material | C. Bertil Stromberg, J. Wayne Chamblee, Rolf Ryham, Erwin D. Funk | 2000-08-22 |
| 6086712 | DOM control in cellulose pulp production | J. Robert Prough, Richard O. Laakso, Joseph R. Phillips, Rolf Ryham, Jan T. Richardsen +1 more | 2000-07-11 |
| 5985096 | Vertical pulping digester having substantially constant diameter | J. Robert Prough, Jerry R. Johanson, C. Bertil Stromberg, Joseph R. Phillips | 1999-11-16 |
| 5958181 | Continuous cooking with a two-stage cool impregnation | C. Bertil Stromberg, J. Robert Prough, Kaj Henricson | 1999-09-28 |
| 5849151 | Continuous digester having means for implementing low dissolved solids profiling | J. Robert Prough, Richard O. Laakso, R. Fred Chasse | 1998-12-15 |
| 5849150 | Low dissolved solids control in pulp production | J. Robert Prough, Richard O. Laakso, Joseph R. Phillips, Rolf Ryham, Jan T. Richardsen +1 more | 1998-12-15 |
| 5824188 | Method of controlling the pressure of a continuous digester using an extraction-dilution | J. Robert Prough, Richard O. Laakso, Carl Luhrmann | 1998-10-20 |