Katuaki Shitama

KM Kyushu Hitachi Maxell: 1 patents #1 of 2Top 50%

📍 Nakano, JP: #3 of 9 inventorsTop 35%

Overall (1982): #49,599 of 81,411Top 65%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4360906	Self-propelled record cleaner	—	1982-11-23