RI

Ryozo Ito

NK Nippon Kogaku K.K.: 2 patents #156 of 382Top 45%
NT NTT: 1 patents #2,911 of 4,871Top 60%
Overall (All Time): #2,343,986 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4682864 Method and apparatus for simultaneously observing a transparent object from two directions Toshiaki Kakii, Koichiro Matsuno, Osamu Kawada, Eiji Nakamura 1987-07-28
4312945 Method and apparatus of measuring the specific activity of dehydrogenases in tissue Masaoki Yamada, Kenji Onogi 1982-01-26