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 |
| 4705285 | Stabilizer apparatus for telescopic type front fork A stabilizer apparatus is provided for a telescopic type front fork having a pair of right and left movable fork members supporting a front wheel of a vehicle. The stabilizer apparatus comprising a stabilizer member having an end connected to each of the ... | 11/10/1987 |
| 4703821 | Electric power steering system for vehicles An electric power steering system (100) for vehicles includes a driving control circuit (50) adapted to generate a torque magnitude signal (Sa) and a torque direction signal (Sdr, Sdl), based on an output signal (VR, VL) from a torque detection mechanism ... | 11/03/1987 |