Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6344580 | Process for the preparation of 2,2-dimethyl-5-(4-chlorobenzyl) cyclopentanone and an intermediate useful therefore | — | 2002-02-05 |
| 6075199 | Body heat power generator | — | 2000-06-13 |
| 5870483 | Sound insulating cap for sound level meters | Noland Lewis | 1999-02-09 |
| 5840915 | Process for the enatioselective synthesis of intermediates used | Thomas B. K. Lee | 1998-11-24 |
| 5521320 | Process for the enantioselective synthesis of intermediates used in the preparation of physostigmine | Thomas B. K. Lee | 1996-05-28 |
| 5455354 | Method of preparation of physostigmine carbamate derivatives from eseretholes | Thomas B. K. Lee, Franz J. WEIBERTH | 1995-10-03 |
| 5387695 | Process for the chemical resolution of 5-alkoxy-substituted (+)-1,3-dimethyloxindolylethylamines | Thomas B. K. Lee | 1995-02-07 |
| 5302721 | Method of preparation of physostigmine carbamate derivatives from eseretholes | Thomas B. K. Lee, Franz J. WEIBERTH | 1994-04-12 |
| 5274117 | Process for the enantioselective synthesis of intermediates used in the preparation of physostigmine | Thomas B. K. Lee | 1993-12-28 |
| 5053513 | Method of reducing a carbonyl containing acridine | Thomas B. K. Lee, George E. Lee, Donna M. Borek, Keith E. Goehring | 1991-10-01 |
| 4988813 | Process for the preparation of fused pyridine compounds | Edward C. Taylor | 1991-01-29 |
| 4902796 | 6-alkenyl and ethynyl derivatives of 2-amino-4-hydroxypyrido[2,3-d]pyrimidines | Edward C. Taylor | 1990-02-20 |
| 4893986 | High-pressure high-temperature coal slurry centrifugal pump and let-down turbine | Fritz C. Catterfeld | 1990-01-16 |
| 4877697 | Color filter array for liquid crystal display device | Hansjoerg Vollmann, Dennis J. Bellville | 1989-10-31 |
| 4818819 | Process for the preparation of fused pyridine compounds | Edward C. Taylor | 1989-04-04 |
| 4443152 | Axial slurry pump | Fritz C. Catterfeld, Clifford A. Hauenstein | 1984-04-17 |