FO

Fujio Okumura

NE Nec: 2 patents #38 of 619Top 7%
Overall (1989): #27,624 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4884875 Liquid crystal light valve showing an improved display contrast — 1989-12-05
4850677 Liquid crystal display device having improved electrodes for a multi-tone image — 1989-07-25