KO

Kazihiko Otsuka

NI Nitta: 1 patents #106 of 237Top 45%
📍 Nara, JP: #1,800 of 2,795 inventorsTop 65%
Overall (All Time): #3,964,634 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4790863 Air cleaner Koji Nobiraki, Yoshiharu Metoku, Hisato Uragami, Toshitaka Tamaki, Keiji Yoshimura 1988-12-13