Jin Mizuguchi
24Patents
10h-index
28Co-inventors
75Inventor score
Filing activity: Sep 13, 1983 → Sep 21, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4760004A | Thioquinacridones and isothioquinacridones, preparation and use thereof | Electricity | 29 | Expired |
| US4482447A | Nonaqueous suspension for electrophoretic deposition of powders | Electricity | 26 | Expired |
| US4760151A | Dithioketo pyrrolopyrroles | Physics | 25 | Expired |
| US5725651A | Mono-N-alkyl-quinacridone pigments | Physics | 17 | Expired |
| US5298063A | Novel electrochromic compositions based on diketopyrrolopyrroles | Chemistry; Metallurgy | 15 | Expired |
| US4632893A | Electrophotographic recording material containing selected dithioke topyrrolopyrroles | Physics | 14 | Expired |
| US5144333A | Process for the storage of information in an organic recording layer | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5693824A | Preparation of mixed crystals and solid solutions of 1, 4-diketo-pyrrolpyrroles | Chemistry; Metallurgy | 12 | Expired |
| US7083675B2 | Black perylene-based pigment and process for producing the same | Chemistry; Metallurgy | 10 | Expired |
| US7105046B2 | Black perylene pigment and process for producing the same | Chemistry; Metallurgy | 10 | Expired |
| US5973146A | Process for the preparation of aminated diketobis (aryl or heteroaryl)pyrrolopyrroles and the use thereof as photoconductive substances | Physics | 9 | Expired |
| US4981765A | Thermal transfer printer for producing a photomask | Electricity | 8 | Expired |
| US5098810A | Electrophotographic photoreceptors | Physics | 7 | Expired |
| US5169953A | Electrochromic compositions based on diketopyrrolopyrroles | Chemistry; Metallurgy | 7 | Expired |
| US7416601B2 | Black perylene pigments | Chemistry; Metallurgy | 6 | Expired |
| US5808094A | Preparation of mixed crystals and solid solutions of 1,4-diketopyrrolopyrroles | Chemistry; Metallurgy | 5 | Expired |
| US5229507A | Substituted naphthalocyanines and their use | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5352551A | Process for storing information with high storage density | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6245403A | Writable and erasable high-density optical storage media | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5382485A | Process for storing information | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5316852A | Coated material and the use thereof | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5472815A | Process for storing information and a material having information written thereon | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5500314A | Material for storing information | Emerging Cross-Sectional Technologies | 0 | Expired |
| US8268250B2 | Proton acceptance type sensor, hydrogen gas sensor and acid sensor | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.