KH

Kazuyoshi Hirakawa

KU Kyushu University: 2 patents #1 of 6Top 20%
Overall (1997): #34,313 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5697044 Process for sintering YBa.sub.2 Cu.sub.3 O.sub.x through wet grain-coating Hisao Kuriyaki, Xuguang Zheng 1997-12-09
5672444 Composite electrode for a photo-rechargeable storage battery Hisao Kuriyaki, Teruaki Nomiyama 1997-09-30