WK

Wataru KAWAI

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #1,954,582 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9971793 Database management system and database management method Takayuki Tsuchida, Akira Shimizu, Shinji Fujiwara, Shinsuke Hamada, Yuki Yamada 2018-05-15
5957657 Method of forming a cooling air passage in a gas turbine stationary blade shroud Eiji Akita, Masahito Kataoka, Yasuoki Tomita, Takashi Fukura, Hiroshi Asano 1999-09-28