YI

Yasutaka Izumi

Ricoh Company: 1 patents #232 of 695Top 35%
Overall (1997): #57,730 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5606181 Edge emitting type light emitting diode array heads Nobuo Sakuma, Seizo Suzuki, Hiromichi Atsuumi, Takeshi Ueda 1997-02-25