FJ

Fumio Jyoraku

HI Hitachi: 1 patents #1,533 of 3,950Top 40%
Overall (2002): #218,706 of 266,432Top 85%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6442792 Vacuum cleaner Takayuki Sudou, Ryuji Ikeda, Susumu Sato, Shigenori Sato, Taiji Tajima +3 more 2002-09-03