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Yoshihisa Yamamoto

DC Dainippon Screen Mfg. Co.: 1 patents #30 of 106Top 30%
NC Nippondenso Co.: 1 patents #82 of 366Top 25%
TS Tokuyama Soda: 1 patents #2 of 20Top 10%
📍 Chiyoda, CA: #1 of 3 inventorsTop 35%
Overall (1989): #5,869 of 140,708Top 5%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4852808 Fuel injection valve used in fuel injection apparatus for internal combustion engine 1989-08-01
4847689 Method of and apparatus for tint generation and color separation over closed regioons of an image including generation of run-length color data Masahiko Sarumaru 1989-07-11
4806219 Method of double decomposition of neutral salt Yasuhiro Kagiyama 1989-02-21