HM

Hirofumi Matoba

Pioneer Electronic: 3 patents #611 of 1,840Top 35%
HC Hudson Soft Co.: 1 patents #20 of 44Top 50%
Overall (All Time): #1,643,805 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5636312 Video image mixing apparatus Manabu Okamoto, Takashi Yoshimi, Hiroyasu Matsuura, Noriyoshi Takeya, Hitoshi Yamazaki +1 more 1997-06-03
5434676 Apparatus for mixing video signals having different numbers of lines Manabu Okamoto, Takashi Yoshimi, Hiroyasu Matsuura, Noriyoshi Takeya, Hitoshi Yamazaki +1 more 1995-07-18
5355175 Video mixing apparatus capable of combining two input signals and varying the mixing ratio line by line Setsuo Okada, Noriyoshi Takeya, Manabu Okamoto, Yoshinobu Nagase, Takashi Yoshimi +5 more 1994-10-11