TK

Takaharu Kawada

NK Nippon Kogaku K.K.: 1 patents #221 of 382Top 60%
Overall (All Time): #4,064,066 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4311904 Automatic focus adjusting device Masashi Okada, Yuji Akiyama, Atsushi Kawahara 1982-01-19