KO

Keiji Okamoto

Ricoh Company: 1 patents #129 of 489Top 30%
YA Yazaki: 1 patents #33 of 107Top 35%
Overall (1989): #22,323 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4878453 Indicating instrument for automotive vehicle Tai Inoue, Masaya Sugita 1989-11-07
4796037 Compact image recording apparatus having an up-side down structure Hiromi Takada, Toshio Shimazaki, Hideo Aoki 1989-01-03