Shoji Maruyama
37Patents
14h-index
48Co-inventors
81Inventor score
Filing activity: Jul 5, 1973 → Aug 16, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5298476A | Rewritable bar code display medium, and image display method and image display apparatus using the same | Emerging Cross-Sectional Technologies | 104 | Expired |
| US5362648A | Method for automated clinical sampling of a body fluid | Emerging Cross-Sectional Technologies | 72 | Expired |
| US5432534A | Reversible thermosensitive coloring composition, recording medium, recording method, and image display apparatus using the recording medium | Performing Operations; Transporting | 44 | Expired |
| US6668144B2 | Image forming apparatus and detecting device for detecting a type of recording sheet | Electricity | 38 | Expired |
| US5348705A | Automatic clinical sample dispensing system | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5296439A | Reversible thermosensitive coloring recording medium, recording method, and image display apparatus using the recording medium | Performing Operations; Transporting | 26 | Expired |
| US5521371A | Rewritable bar code display medium, and image display method and image display apparatus using the same | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5028467A | Dithiolate metal complex compound, production method of the same, and optical information recording medium comprising the same | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5306687A | Thermosensitive recording material | Performing Operations; Transporting | 24 | Expired |
| US5521138A | Reversible thermosensitive coloring composition, and recording medium using the same | Performing Operations; Transporting | 23 | Expired |
| US4250240A | Photosensitive material for use in electrophotography | Emerging Cross-Sectional Technologies | 17 | Expired |
| US3984378A | Process for manufacturing nitropyrene-formaldehyde resin | Chemistry; Metallurgy | 14 | Expired |
| US6564025B2 | Image forming apparatus with recording material convey velocity control feature | Physics | 14 | Expired |
| US6801727B2 | Recording-material type determination apparatus and method and image forming apparatus | Physics | 14 | Expired |
| US5547802A | Image formation materials and image fading prevention method | Physics | 13 | Expired |
| US6713983B2 | Servo-control apparatus for motor | Electricity | 13 | Expired |
| US5868821A | Thermally reversible color forming composition and thermally reversible recording medium using the thermally reversible color forming composition | Performing Operations; Transporting | 9 | Expired |
| US5395433A | Reversible thermosensitive coloring composition, recording medium, recording method, and image display apparatus using the recording medium | Performing Operations; Transporting | 8 | Expired |
| US6459225B1 | Servo-control apparatus for motor | Electricity | 8 | Expired |
| US8045868B2 | Recording material determination apparatus and image forming apparatus | Physics | 8 | Active |
| US6615005B2 | Motor driving apparatus, image forming apparatus and control method thereof | Physics | 7 | Expired |
| US5094038A | Sharpening aid | Performing Operations; Transporting | 5 | Expired |
| US6655774B2 | Image forming apparatus | Electricity | 4 | Expired |
| US6804477B2 | Image forming apparatus and method for compensating for irregular recording material | Physics | 4 | Expired |
| US8391735B2 | Recording material determination apparatus and image forming apparatus | Physics | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.