AT

Akihiko Tokida

HL Hoechst Japan Limited: 1 patents #1 of 3Top 35%
Overall (2003): #267,815 of 273,478Top 100%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6559473 Light-emitting diodes with hetero-PN-junction Nu Yu, Wen-Bing Kang 2003-05-06