HS

Hirofumi Sako

SC Sanyo Electric Co.: 4 patents #1,493 of 6,347Top 25%
TC Tottori Sanyo Electric Co.: 2 patents #51 of 224Top 25%
📍 Tottori, JP: #69 of 379 inventorsTop 20%
Overall (All Time): #1,280,501 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6103424 Rectangular battery Takeo Hamamatsu, Masao Inoue, Takashi Nagase, Satoru Kometani, Nobuyoshi Oi +3 more 2000-08-15
D377929 Computer Hajime Sekino, Ryu Wakui 1997-02-11
D377930 Computer Hajime Sekino, Ryu Wakui 1997-02-11
D328741 Facsimile transceiver Kazuki Fujiwara, Akihiko Ooiwa, Toshita Hara 1992-08-18