Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458747 | Slow acting fertilizer composition and method | — | 2002-10-01 |
| 6251826 | Probiotic soil additive composition and method | — | 2001-06-26 |
| 5622907 | Post-reducing treatment of alcohol synthesis catalysts with carbon dioxide | Sunggyu Lee, Vetkav R. Parameswaran, Byung Gwon Lee | 1997-04-22 |
| 5601703 | Flotation machine and process for removing impurities from coals | Kazimierz Szymocha, Boleslaw Ignasiak, Wanda Pawlak, Howard E. Lebowitz | 1997-02-11 |
| 5472094 | Flotation machine and process for removing impurities from coals | Kazimierz Szymocha, Boleslaw Ignasiak, Wanda Pawlak, Howard E. Lebowitz | 1995-12-05 |
| 5461186 | Process for treating contaminated soil | Howard E. Lebowitz | 1995-10-24 |
| 5459166 | Catalytic process for production of gasoline from synthesis gas | Sunggyu Lee, Makarand Ratnakav Gogate, Kathy L. Fullerton | 1995-10-17 |
| 5004717 | Process for in-situ regeneration of aged methanol catalysts | Sunggyu Lee, Sawant Ashok | 1991-04-02 |
| 4410421 | Process for nitrogen removal from hydrocarbonaceous materials | Linda Atherton | 1983-10-18 |
| 4405437 | Process for coal liquefaction employing a superior coal liquefaction process solvent | Linda Atherton | 1983-09-20 |
| 4372838 | Coal liquefaction process | Howard E. Lebowitz | 1983-02-08 |