HW

Hisaji Watanabe

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HE Hitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%
📍 Schaumburg, IL: #674 of 1,089 inventorsTop 65%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,976,280 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4672468 Magnetic recording apparatus with recording of first and second sound signals Yoshinori Okada, Isao Fukushima, Hideo Yoshida 1987-06-09