Tsutomu Ishihara

NE Nec: 1 patents #128 of 619Top 25%

Overall (1989): #47,554 of 140,708Top 35%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4868411	Signal conversion circuit	—	1989-09-19