HO

Hirobumi Ooyoshi

Ricoh Company: 2 patents #618 of 2,036Top 35%
📍 Kawagoe, JP: #13 of 81 inventorsTop 20%
Overall (2016): #138,184 of 481,213Top 30%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D750702 Powder container Masayuki Yamane, Hiroshi Mizusawa 2016-03-01
9268300 Process unit including a rotatable shaft along a driving force vector and image forming apparatus including the same Yoshiyuki Shimizu, Manabu Hamada 2016-02-23