RH

Ryoji Hirayama

Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
HC Hashimoto Chemical: 1 patents #11 of 14Top 80%
Overall (All Time): #1,574,974 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7511948 Screen display method of information processing device, information processing device and its program 2009-03-31
7308654 Information processing apparatus, menu processing method and recording medium storing a menu processing program Masato Ageta, Chikako Kariya, Toshihisa Masuzawa, Yuji Aoyama, Hisashi Ohki +1 more 2007-12-11
5837323 Surface improving method of polypropylene products for plating, joining or coating Tugio Hashimoto, Matagoro Maeno 1998-11-17