KA

Kouji Aizawa

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Industries Co.: 1 patents #11 of 49Top 25%
Overall (All Time): #2,112,935 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8033796 Motor-mounted internal gear pump and manufacturing method thereof and electronic equipment Hirotaka Kameya, Masato Nakanishi, Yuuichi Yanagase, Eiji Sato 2011-10-11
7128523 Drainage pump and underwater bearing unit Shigeru Kishimoto, Kaname Takagi, Minoru Iwasaki, Tomohiko Tagawa 2006-10-31