JY

Junichi Yoshikawa

Sumitomo Electric Industries: 2 patents #257 of 1,892Top 15%
SO Sumiden Opcom: 1 patents #5 of 9Top 60%
Overall (1994): #28,671 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5329600 Reflection monitor optical fiber coupler manufacturing system and method Eisuke Sasaoka, Masumi Fukuma, Hiroaki Takimoto, Hiroshi Suganuma, Hiroshi Yokota +1 more 1994-07-12
5306378 Apparatus and method for removing a coating from a coated linear material Hiroaki Takimoto, Hiroshi Suganuma 1994-04-26