Akio OYA

SI Sumitomo Electric Device Innovations: 1 patents #5 of 30Top 20%

Overall (2021): #541,828 of 548,734Top 100%

Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
10886587	Variable attenuator	—	2021-01-05