SI

Seiji Igarashi

KC Koito Manufacturing Co.: 1 patents #610 of 1,047Top 60%
Overall (All Time): #3,914,998 of 4,157,543Top 95%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4969783 Method of working fresnel step Yasuo Ozawa, Koichi Sakakibara, Noboru Kojima, Akira Nagakura 1990-11-13