MK

Masaichi Koiwa

HC Hitachi Construction Machinery Co.: 1 patents #701 of 1,234Top 60%
📍 Hitachinaka, JP: #1,699 of 2,447 inventorsTop 70%
Overall (All Time): #3,746,941 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5533411 Method and apparatus for nondestructive testing of physical characteristics of a specimen using ultrasonic waves — 1996-07-09