KI

Ken Ishitobi

SK Showa Denko K.K.: 2 patents #2 of 80Top 3%
Overall (1997): #33,616 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5626640 Composition adapted for use in texturing process for magnetic disc — 1997-05-06
5609657 Composition for texturing magnetic disk — 1997-03-11