YO

Yutaka Okayama

Canon: 4 patents #10,118 of 19,416Top 55%
Overall (All Time): #1,299,259 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D320041 Copying machine Takeishi Komada, Tomohiko Hirata, Minoru Aoyama 1991-09-17
D314212 Developing device for copying machine Takeshi Komada 1991-01-29
D310539 Developing device for copying machine Takeshi Komada 1990-09-11
D308885 Developing device for copying machine Takeshi Komada 1990-06-26