KK

Keiji Kashima

TO Tosoh: 3 patents #1 of 59Top 2%
📍 Tokyo, MO: #13 of 51 inventorsTop 30%
Overall (1997): #14,193 of 185,788Top 8%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5688035 Backlighting device free of a bright line Naoki Yoshida 1997-11-18
5647655 Back lighting device Naoki Yoshida 1997-07-15
5618095 Backlighting device Mitsuru Fukamachi, Naoki Yoshida 1997-04-08