Hirosada Morishita
36Patents
13h-index
59Co-inventors
80Inventor score
Filing activity: Mar 18, 1975 → Mar 12, 1985
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4680058A | White ink composition for ink-jet printing | Chemistry; Metallurgy | 42 | Expired |
| US4526835A | Multi-layer printed circuit board and process for production thereof | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4393188A | Thermosetting prepolymer from polyfunctional maleimide and bis maleimide | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4396251A | Pleochroic color display device | Physics | 23 | Expired |
| US4278328A | Guest-host liquid crystal display device | Physics | 23 | Expired |
| US4381886A | Liquid crystal display element | Chemistry; Metallurgy | 20 | Expired |
| US4099974A | Electroless copper solution | Chemistry; Metallurgy | 18 | Expired |
| US4457952A | Process for producing printed circuit boards | Electricity | 18 | Expired |
| US4293592A | Method for production of printed circuits by electroless metal plating | Electricity | 17 | Expired |
| US4435560A | Maleimide: aryloxy diamine resin composition and process for producing same | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4151313A | Method for production of printed circuits by electroless metal plating employing a solid solution of metal oxides of titanium, nickel, and antimony as a masking material | Electricity | 15 | Expired |
| US4248636A | Ink for ink-jet printer containing dichloromethane as an organic solvent and a basic dye as a coloring agent | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4619879A | Composite type photosensitive member having metal-free phthalocyanine in the charge generating layer and nonionic dye base in the charge transport layer | Physics | 13 | Expired |
| US4156034A | Liquid developer for electro photography | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4346157A | Complex type electrophotographic plate | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4265993A | Magnetic toner for electrostatic images and transfer copying | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4189390A | One-component magnetic developer powder for developing electrostatic latent image and method of making same | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4507374A | Electrophotographic recording medium containing .tau. and .eta. metal-free phthalocyanine | Physics | 11 | Expired |
| US4346206A | Imide prepolymer from reaction of epoxy compound with bis-imide/diamine reaction mixture | Electricity | 10 | Expired |
| US4495083A | Guest-host type liquid crystal composition and liquid crystal display device using the same | Chemistry; Metallurgy | 10 | Expired |
| US4239813A | Process for forming printed wiring by electroless deposition | Chemistry; Metallurgy | 10 | Expired |
| US4324455A | Liquid crystal composition | Chemistry; Metallurgy | 9 | Expired |
| US4486583A | Heat-resistant resin from aromatic cyanamide compound and aromatic amine compound | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4283522A | Process for preparing thermosetting prepolymer from mixture of polyfunctional maleimide and bis-maleimide | Chemistry; Metallurgy | 8 | Expired |
| US4433042A | Electrophotographic developing method using magnetic toners | Physics | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.