YH

Yoshiyuki Hiramoto

HC Hitachi Cable: 5 patents #118 of 1,086Top 15%
NC Nkk Co.: 3 patents #209 of 1,173Top 20%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
📍 Ibaraki, JP: #1,449 of 6,779 inventorsTop 25%
Overall (All Time): #741,605 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8915100 Optical fiber end processing method and optical fiber end processing apparatus Masao Tachikura 2014-12-23
8764317 Optical fiber end processing method and optical fiber end processing apparatus and optical fiber end Masao Tachikura, Noribumi Shiina, Tatsuo Teraoka, Mitsumasa Zobuchi, Fumi Miyata 2014-07-01
5949928 Filter insertion type of optical branch apparatus Takayuki Kadoi, Hiromasa Nemoto 1999-09-07
5357339 Multi-axis fiber-optic gyroscope assembly in which each gyroscope comprises 1/3 of a specific shape Tatsuo Teraoka, Hirokazu Shiga, Shigeo Toya 1994-10-18
5318215 Method of forming cladded cable having fiber with excess length enclosed therein Shigeo Toya, Tatsuo Teraoka, Yasunori Yoshie 1994-06-07
5142763 Method for connecting optical fibers sealed in metal pipes Shigeo Toya, Koji Sasaki, Koichi Abe, Tatsuo Teraoka, Hirokazu Shiga +1 more 1992-09-01
5076657 Connection structure of optical fibers sealed in metal pipes and method for connecting optical fibers sealed in metal pipes Shigeo Toya, Koji Sasaki, Koichi Abe, Tatsuo Teraoka, Hirokazu Shiga +1 more 1991-12-31