YA

Yasuo Arai

HI Hitachi: 1 patents #856 of 3,149Top 30%
OC Oki Electric Industry Co.: 1 patents #37 of 176Top 25%
📍 Ibaraki, JP: #55 of 576 inventorsTop 10%
Overall (1994): #16,069 of 165,921Top 10%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5349669 Data write control means Hisatake Sato 1994-09-20
5347412 Floating magnetic head Hideo Nitta, Kunio Kanai 1994-09-13