Akio Koizumi

SO Sony: 1 patents #49 of 234Top 25%

Overall (1982): #77,629 of 81,411Top 100%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4335423	Transformer	Hiroshi Nakazawa, Akira Endo	1982-06-15