MT

Mitsuo Toya

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
DI Daikin Industries: 1 patents #1,764 of 2,957Top 60%
HD Hitachi Denshi: 1 patents #119 of 275Top 45%
Overall (All Time): #1,302,722 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4812997 Control apparatus for an air conditioning system Kastuhiko Okochi, Masahito Naito, Yoshiaki Inoue, Takahiro Egusa 1989-03-14
4363935 Mobile radio telephone system 1982-12-14
4317221 Mobile data receiving system 1982-02-23
4231116 Radio station system Nobuo Sekiguchi, Yukinari Fujiwara, Yoichi Kaneko 1980-10-28