YH

Yoshio Hirobe

IK Ishihara Sangyo Kaisha: 2 patents #176 of 403Top 45%
📍 Moriyama, JP: #1,164 of 2,577 inventorsTop 50%
Overall (All Time): #2,260,964 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5759948 Titanium oxide for photocatalyst and method of producing the same Yoichi Takaoka, Masanori Tomonari, Yoshiki Kinoshita 1998-06-02
5089367 Electrophotographic photoreceptor containing titanium dioxide Sadao Murasawa, Hitoshi Ando 1992-02-18