YA

Yoshihiro Arai

UN Unknown: 1 patents #145 of 1,640Top 9%
📍 Funabashi, JP: #27 of 86 inventorsTop 35%
Overall (1989): #41,448 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4862170 Digital-analog converter Youichi Hashimoto, Takashi Tokuyama, Kazuya Nishiga, Nobuhide Ueki, Naoki Adachi 1989-08-29