MY

Mitsuhiko Yamada

SH Screen Holdings: 29 patents #1 of 100Top 1%
DC Dainippon Screen Mfg. Co.: 27 patents #3 of 977Top 1%
HH Hitachi High-Technologies: 1 patents #1,282 of 1,917Top 70%
HS Hitachi Science Systems: 1 patents #30 of 77Top 40%
Overall (All Time): #42,116 of 4,157,543Top 2%
58
Patents All Time

Issued Patents All Time

Showing 51–58 of 58 patents

Patent #TitleCo-InventorsDate
4338636 Method for reproducing pictures from original pictures depending on the desired layout Toshiaki Nakade 1982-07-06
4335398 Digital color control method and machine 1982-06-15
4327380 Control method for reproduction picture positions in a direction of a cylinder's axis Toshiaki Nakade 1982-04-27
4319268 Reproduction picture sharpness emphasizing method 1982-03-09
4314274 Digital color correction method Hitomi Atoji 1982-02-02
4305094 Color control simulator for a picture reproducing machine 1981-12-08
4244004 Method for analog-digital conversion, and a picture reproduction method employing the same 1981-01-06
4222077 Analog-digital conversion method, and a picture reproduction method using the same 1980-09-09