YS

Yasuhiro Shigegaki

IH Ihi: 1 patents #624 of 1,178Top 55%
IC Ihi Machinery And Furnace Co.: 1 patents #18 of 26Top 70%
Overall (All Time): #2,942,585 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9636716 Vacuum cleaning device Atsushi Hirata, Tetsuya Hirata, Kazuo Miyoshi, Yoshiyasu Matsuda, Noboru Hiramoto 2017-05-02