YI

Yoshimi Iwase

HC Hitachi Construction Machinery Co.: 2 patents #502 of 1,234Top 45%
📍 Joso, JP: #23 of 46 inventorsTop 50%
Overall (All Time): #2,257,882 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5722108 Windshield wiper control device for construction machines Tsuyoshi Sakyo 1998-03-03
5643080 Air outlet member Yoshiyuki Kondoh, Tsuyoshi Sakyo, Sadahisa Tomita, Kazunori Komatsu, Kazuhisa Tamura 1997-07-01