YB

Yutaka Ban

Canon: 3 patents #387 of 2,505Top 20%
Overall (2002): #17,955 of 266,432Top 7%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6493516 Toner container and method of determining abnormality of toner container Katsuya Murakami 2002-12-10
6438345 Toner supplying container and image forming apparatus Tatsuya Goto, Akihito Kanamori, Fumio Tazawa 2002-08-20
6418290 Developer agitating sheet and developer container Tetuo Isomura, Katsuya Murakami 2002-07-09