KH

Kazuyoshi Hirakawa

KU Kyushu University: 4 patents #18 of 186Top 10%
Overall (All Time): #1,286,816 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5807411 Method of making a photo-rechargeable storage battery Hisao Kuriyaki, Teruaki Nomiyama 1998-09-15
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
5017548 Method of producing high-temperature superconducting ceramics material by mechanical orientation Hisao Kuriyaki, Xu Zheng 1991-05-21