Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6051129 | Process for reducing haze point in bright stock | Thomas V. Harris, R. Norm Reynolds, Jr., Roger F. Vogel | 2000-04-18 |
| 6015930 | Method of making 2,6-dimethylnaphthalene from other dimethylnaphthalene isomers and from dimethyltetralins/dimethyldecalins with a methyl group on each ring | Cong-Yan Chen | 2000-01-18 |
| 6005154 | Isomerization process using zeolite SSZ-25 | Stacey I. Zones, Dennis L. Holtermann, Robert A. Innes, Theresa A. Pecoraro, James N. Ziemer | 1999-12-21 |
| 5693215 | Low-Aluminum boron beta zeolite | Stacey I. Zones, Dennis L. Holtermann, Lawrence W. Jossens, Andrew Rainis, James N. Ziemer | 1997-12-02 |
| 5691463 | Alkylation process using zeolite SSZ-25 | Stacey I. Zones, Dennis L. Holtermann, Robert A. Innes, Theresa A. Pecoraro, James N. Ziemer | 1997-11-25 |
| 5675361 | Computer keyboard pointing device | — | 1997-10-07 |
| 5656149 | Hydrocarbon conversion processes using zeolite SSZ-41 | Stacey I. Zones | 1997-08-12 |
| 5603821 | Low-aluminum boron beta zeolite | Lawrence W. Jossens, James N. Ziemer | 1997-02-18 |
| 5591322 | Dewaxing process using zeolite SSZ-25 | Stacey I. Zones, Dennis L. Holtermann, Robert A. Innes, Theresa A. Pecoraro, James N. Ziemer | 1997-01-07 |
| 5421992 | Hydrocarbon conversion process using zeolite SSZ-25 | Stacey I. Zones, Dennis L. Holtermann, Robert A. Innes, Theresa A. Pecoraro, James N. Ziemer | 1995-06-06 |
| 5397454 | Hydrocarbon conversion process using zeolite SSZ-32 having constraint index of 13 or greater | Stacey I. Zones, James N. Ziemer, Robert A. Innes, Dennis L. Holtermann | 1995-03-14 |
| 5393407 | Hydrocarbon conversion utilizing a low-aluminum boron beta zeolite | Stacey I. Zones, Dennis L. Holtermann, Lawrence W. Jossens, Andrew Rainis | 1995-02-28 |
| 5376260 | Process for producing heavy lubricating oil having a low pour point | Stacey I. Zones | 1994-12-27 |
| 5300210 | Hydrocarbon conversion process using zeolite SSZ-32 as catalyst | Stacey I. Zones, James N. Ziemer, Robert A. Innes, Dennis L. Holtermann | 1994-04-05 |
| 5282958 | Use of modified 5-7 a pore molecular sieves for isomerization of hydrocarbons | Mohammad M. Habib, Thomas V. Harris, Stacey I. Zones | 1994-02-01 |
| 5215648 | Hydrocarbon conversion processes using SSZ-31 | Stacey I. Zones, Thomas V. Harris, Andrew Rainis | 1993-06-01 |
| 5202014 | Zeolite SSZ-25 | Stacey I. Zones, Dennis L. Holtermann, Robert A. Innes, Theresa A. Pecoraro, James N. Ziemer | 1993-04-13 |
| 5166111 | Low-aluminum boron beta zeolite | Stacey I. Zones, Dennis L. Holtermann, Lawrence W. Jossens, Andrew Rainis | 1992-11-24 |
| 5120425 | Use of zeolite SSZ-33 in hydrocarbon conversion processes | Stacey I. Zones, Dennis L. Holtermann, Lawrence W. Jossens, James V. Kennedy, Andrew Rainis | 1992-06-09 |
| 5106801 | Zeolite SSZ-31 | Stacey I. Zones, Thomas V. Harris, Andrew Rainis | 1992-04-21 |
| 5007997 | Zeolite SSZ-26 | Stacy I. Zones, James N. Ziemer, Dennis L. Holtermann, Theresa A. Pecoraro, Robert A. Innes | 1991-04-16 |
| 4910006 | Zeolite SSZ-26 | Stacey I. Zones, James N. Ziemer, Dennis L. Holtermann, Theresa A. Pecoraro, Robert A. Innes | 1990-03-20 |
| 4699894 | Highly active and highly selective aromatization catalyst | John J. Long, Robert T. Lewis | 1987-10-13 |
| 4698322 | Highly active and highly selective aromatization catalyst | John J. Long, Robert T. Lewis | 1987-10-06 |
| 4496786 | Selective conversion of methanol to low molecular weight olefins over high silica SSZ-13 zeolite | Stacey I. Zones | 1985-01-29 |