KK

Keitaro Koguchi

SC Sei Optifrontier Co.: 1 patents #45 of 82Top 55%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #1,869,825 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10928591 Neck-hung fusion splicer operation tray having detachable flanking trays Yoshiyuki NISHIZAWA 2021-02-23
8823150 Optical module with a lens encapsulated within sealant and method for manufacturing the same Kazunori Tanaka, Kazuaki Mii, Toshio Takagi, Tomomi Sano 2014-09-02