KO

Kazumasa Oishi

Sumitomo Electric Industries: 2 patents #217 of 2,038Top 15%
Overall (1997): #34,050 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5703988 Coated optical fiber and fabrication process therefor Nobuhiro Akasaka, Tatsuya Kakuta, Yasuo Matsuda 1997-12-30
5644669 Physical property evaluation method for optical fiber coating, and coated optical fiber Atsushi Suzuki, Nobuhiro Akasaka, Yasuo Matsuda 1997-07-01