KI

Kiyomi Ichizuka

Ricoh Company: 2 patents #5,693 of 9,818Top 60%
Overall (All Time): #2,367,806 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4348470 Electrophotographic element containing disazo compounds Akio Kozima, Eiichi Akutsu 1982-09-07
4293866 Recording apparatus Seiki Takita 1981-10-06