TM

Toshihiko Masuda

SO Sony: 25 patents #1,512 of 25,231Top 6%
YA Yazaki: 4 patents #1,022 of 3,427Top 30%
CA Catalytic: 1 patents #37 of 77Top 50%
MC Mitsubishi Oil Co.: 1 patents #37 of 83Top 45%
Overall (All Time): #117,729 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
5189788 Metal terminal locking method and device Hitoshi Sakai 1993-03-02
5174785 Low insertion-withdrawal force electric connector Takayoshi Endo, Takashi Ishii, Hitoshi Sakai, Shigemi Hashizawa 1992-12-29
5148168 Digital-to-analog converter using pulse-width modulation Masaaki Ueki 1992-09-15
5144306 Noise shaping circuit 1992-09-01
5073778 Digital to analog converter with dither using two parallel paths Masaaki Ueki, Nobuyuki Yasuda 1991-12-17
5021788 Digital analog converter Massaaki Ueki, Takashi Kanai 1991-06-04