HT

Hiroshi Tokunaga

SO Sony: 3 patents #153 of 2,293Top 7%
Overall (2003): #29,456 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6663223 Print head, manufacturing method therefor and printer Shinichi Horii, Shigeyoshi Hirashima, Atsushi Nakamura, Shinji Kayaba, Makoto Ando +1 more 2003-12-16
6637856 Inkjet head and inkjet printer Shota Nishi, Makoto Ando, Shigeyoshi Hirashima, Shinichi Horii 2003-10-28
6631963 Method of driving print head in ink jet printer and ink jet printer Makoto Ando, Yuji Yakura, Toshio Fukuda, Yuichiro Ikemoto 2003-10-14