PTC has been awarded a patent for "Method for single-end offset compensation of an operational amplifier" in China.
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PTC R&D Center has been awarded a patent for "Testing Device " in Taiwan
R&D Center Mr. M.Y Hwang and Ms. Lisa Chi have been awarded a patent for " Latch Up Prevention Semiconductor Structure " in Taiwan.
PTC R&D Center has been awarded a patent for "Wind power charging device with rechargeable battery " in Taiwan.