SN

Shigeharu Nakajima

NK Nichia Kagaku Kogyo K.K.: 1 patents #1 of 11Top 10%
📍 Anan, JP: #1 of 13 inventorsTop 8%
Overall (1989): #57,212 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4859903 Ultraviolet fluorescent lamp for accelerated exposure test on polymer Yoiti Minematu, Toshio Tajima 1989-08-22