HM

Hideo Maejima

HI Hitachi: 4 patents #64 of 2,935Top 3%
HC Hitachi Engineering Co.: 1 patents #9 of 44Top 25%
Overall (1989): #5,045 of 140,708Top 4%
4
Patents 1989

Issued Patents 1989

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4862150 Graphic pattern processing apparatus Koyo Katsura, Hisashi Kajiwara 1989-08-29
4853560 Logic circuit and semiconductor integrated circuit device capable of operating by different power supplies Masahiro Iwamura, Ikuro Masuda 1989-08-01
4849658 Dynamic logic circuit including bipolar transistors and field-effect transistors Masahiro Iwamura, Takashi Hotta 1989-07-18
4835679 Microprogram control system Hiroyuki Kida 1989-05-30