RM

Rika Minami

HI Hitachi: 2 patents #343 of 3,149Top 15%
📍 Hitachi, MA: #1 of 2 inventorsTop 50%
Overall (1994): #21,980 of 165,921Top 15%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5349351 Analog-digital converting device Sanshiro Obara, Mitsuru Watabe, Shigeki Morinaga 1994-09-20
5289517 Digital pulse processing device Mamoru Ohba, Mitsuru Watabe, Sanshiro Obara 1994-02-22