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 |
| 7586440 | Independent positioning device and independent positioning method A linear regression equation is comprised of the objective variables and the explanatory variables. The objective variables are comprised of the L1 carrier phases, the L2 carrier phases, the C/A code pseudorange, the P(Y) code pseudorange, the clock error data, the ... | 09/08/2009 |
| 7440807 | Control system provided with virtual power monitor and thereby provided with function of evaluating and analyzing stability of object to be controlled A system configuration can evaluate the stability of an output from a user's control system including all effects of unknown dynamic characteristics and disturbances and can guarantee the stability of the output from the user's control system irrespective of the unk... | 10/21/2008 |
| 7006929 | Signal detecting sensor provided with multi-electrode A sensor capable of simply and quickly measuring the electrical activities of a number of cells simultaneously and a device comprising the sensor and capable of detecting the signal transmission between subject cells are provided. The sensor comprises a plurality of... | 02/28/2006 |
