Famous Patents
Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 4965492 | Lighting control system and module A micro processor based Lighting Control System and Module is disclosed which controls lighting circuits to operate at reduced power levels to obtain the most efficient lighting level for a given task to obtain conservation of energy and a financial savin... | 10/23/1990 |
