YS

Yuji SHIBUTANI

SC Seikoh Giken Co.: 5 patents #16 of 69Top 25%
Overall (All Time): #933,889 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12070835 Placing member 2024-08-27
11789213 End face polishing device for optical fiber ferrule Atsushi Yamada 2023-10-17
11571784 Optical fiber ferrule polishing holder 2023-02-07
11474305 End face polishing device for optical fiber ferrule Atsushi Yamada 2022-10-18
11389926 Optical fiber ferrule polishing jig and placing member 2022-07-19