Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12304887 | Recovery of light olefins from dry hydrocarbon gas from refinery and petrochemical production processes for production of alkylate | Gautham Krishnaiah, Brian H. Heasley, Rahul Radhakrishna Pillai, Vijender K. Verma, Narinder Singh Duggal | 2025-05-20 |
| 11905241 | Recovery of light olefins from dry hydrocarbon gas from refinery and petrochemical production processes for production of alkylate | Gautham Krishnaiah, Brian H. Heasley, Rahul Radhakrishna Pillai, Vijender K. Verma, Narinder Singh Duggal | 2024-02-20 |
| 5708345 | Compact sheet cutter for a document reproduction machine | William E. Kramer, Michael J. Tracy | 1998-01-13 |
| 5614458 | Method for sludge conditioning | W. William Coe, Robert D. Kilgore, Shitalprasad N. Patil | 1997-03-25 |
| 5429741 | Sludge conditioning | W. William Coe, Robert D. Kilgore, Shitalprasad N. Patil | 1995-07-04 |
| 5352780 | Absorbent material and litter from ground cellulose | Robert D. Kilgore, Shitalprasad N. Patil | 1994-10-04 |
| 5195465 | Flaked cellulose litter material which can be reused as food or fertilizer | Robert D. Kilgore, Shitalprasad N. Patil | 1993-03-23 |
| 5082563 | Methods for cleaning up liquids using absorbent pellets | Robert D. Kilgore, Shitalprasad N. Patil | 1992-01-21 |
| 4989754 | Toner level detection system | Patrick J. Grasso, Glen A. Woodhams, Michael A. Kelly | 1991-02-05 |
| 4961090 | Large media proportional copying system | Gerald A. Gray, Jr. | 1990-10-02 |
| 4951094 | Dispensing cartridge for a zerographic reproduction machine | Conrad J. Bell, Pat Grasso | 1990-08-21 |
| 4859831 | Fuser system | — | 1989-08-22 |
| 4689471 | Heat and pressure fuser for fixing toner images to copy substrates | Robert G. Pirwitz | 1987-08-25 |
| 4434353 | Fusing system | Dana G. Marsh, David R. Shuey | 1984-02-28 |
| 4360440 | Insulating fiber mixture, adhesive, and process | Harold F. Boyer | 1982-11-23 |
| 4299478 | Bound document apparatus for a copier | Ruediger W. Knodt, Terrence D. Charland, Charles J. Hull, James E. Hutton, John R. Yonovich | 1981-11-10 |
| 4269404 | Single sheet friction feeder | — | 1981-05-26 |
| 4264931 | Implosion protection for TV tubes | Lawrence J. Gehl | 1981-04-28 |