KW

Kayoko Watai

EN Enplas: 1 patents #5 of 12Top 45%
📍 Kawaguchi, JP: #11 of 40 inventorsTop 30%
Overall (1997): #121,356 of 185,788Top 70%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5600455 Prismatic member with coarsened portions or triangular prismatic and semi-circular prismatic members arranged on a flat light emitting surface Tsuyoshi Ishikawa, Kazuaki Yokoyama 1997-02-04