MH

Masayoshi Hirashima

Sumitomo Electric Industries: 13 patents #1,957 of 21,551Top 10%
📍 Ibaraki, JP: #755 of 6,779 inventorsTop 15%
Overall (All Time): #390,518 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
5768518 Signal distribution apparatus for a directional signal transmission system 1998-06-16
5517254 Program table displaying apparatus Hiroki Monta, Hidemi Henmi 1996-05-14
5488658 Video signal scrambling and descrambling apparatus 1996-01-30
5355409 Scramble codec and a television receiver incorporating the same 1994-10-11
5119192 Television signal processor having means for comparing and deleting coincident video signal components for transmission 1992-06-02
4833710 Pay television system 1989-05-23
4823135 Satellite receiver having improved polarization plane determination means Osamu Shizuya, Noriaki Omoto 1989-04-18
4745476 Television sound signal processing apparatus 1988-05-17
4667235 Teletext decoder Toshiro Nozoe, Akira Yamashita, Shin Fukuda 1987-05-19
4318127 Multiplexed television signal processing system Shin Fukuda 1982-03-02
4303942 Sampling clock reproducing apparatus Shin Fukuda 1981-12-01
4222073 Multiplexed information signal receiving system 1980-09-09
4202012 Sampling clock reproducing device 1980-05-06