Koujiro Nagaoka

SO Sony: 1 patents #17,262 of 25,231Top 70%

📍 Kagoshima, JP: #237 of 469 inventorsTop 55%

Overall (All Time): #3,602,276 of 4,157,543Top 90%

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6329285	Plug fabricating method	—	2001-12-11