YH

Yuuji Hashimoto

KS Kawasaki Steel: 2 patents #570 of 1,922Top 30%
CI Chubu Electric Power Company, Incorporated: 1 patents #104 of 314Top 35%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
KM Kusakabe Electric & Machinery: 1 patents #9 of 25Top 40%
CC Chugoku Electric Power Co.: 1 patents #53 of 143Top 40%
TI Tokyo Electric Power Company Holdings, Incorporated: 1 patents #245 of 711Top 35%
📍 Hiroshima, JP: #34 of 35 inventorsTop 100%
Overall (All Time): #1,644,959 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5673579 Welded steel pipe manufacturing apparatus and method Takaaki Toyooka, Motoaki Itadani, Susumu Itadani, Tsutomu Ide 1997-10-07
5301869 Machine for manufacturing welded steel pipes and method for handling the machine Takaaki Toyooka, Susumu Itadani, Tsutomu Ide 1994-04-12
4352167 Method of locating sound generation within enclosure Izumi Kobayashi, Mitsuo Suzuki, Kimio Yamada, Shigeru Izumi, Yoshihiro Michiguchi 1982-09-28