TY

Tetsuro Yabuta

NT NTT: 3 patents #1,627 of 4,871Top 35%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
📍 Hitachinaka, JP: #1,128 of 2,447 inventorsTop 50%
Overall (All Time): #1,646,845 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5528938 Method and apparatus for measuring length of conduit and for diagnosing inside of conduit Hiroaki Sano, Kinji Taguchi, Shigeru Tanaka, Takeshi Tsujimura 1996-06-25
5505086 Method and apparatus for measuring length of conduit and for diagnosing inside of conduit Hiroaki Sano, Kinji Taguchi, Shigeru Tanaka, Takeshi Tsujimura 1996-04-09
5136673 Optical cable and its manufacturing method Nobuyuki Yoshizawa, Tsuneo Horiguchi, Koushi Ishihara, Toshio Kurashima, Hidenobu Tada 1992-08-04