AY

Akihiko Yoshizawa

KT Kabushiki Kaisha Toshiba: 1 patents #480 of 1,730Top 30%
OC Olympus Optical Co.: 1 patents #121 of 360Top 35%
Overall (1997): #46,360 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5631774 Polarizing beam splitter and optical pick-up head comprising the same — 1997-05-20
5594391 N-stage ring connected voltage controlled oscillator — 1997-01-14