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 |
| 7097222 | Vehicle anti-crash safety device An anti-crash safety device includes a supporting frame for securely mounting to a vehicle body and an impact rebounding unit which includes at least a resilient reinforcing member supported by the supporting frame at a position spaced apart from the vehicle body fo... | 08/29/2006 |