KO

Kazufumi Ohta

YE Yokogawa Hokushin Electric: 1 patents #34 of 112Top 35%
Overall (All Time): #3,996,368 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4591871 Recorder with functions to correct expansion or contraction of recording paper 1986-05-27