Kazuo Maruyama
34Patents
10h-index
74Co-inventors
78Inventor score
Filing activity: Apr 14, 1983 → Apr 13, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5471233A | Ink jet recording apparatus | Performing Operations; Transporting | 63 | Expired |
| US5198835A | Method of regenerating an ink image recording medium | Performing Operations; Transporting | 39 | Expired |
| US5840457A | Magnetic black toner and multi-color or full-color image forming method | Physics | 35 | Expired |
| US6033817A | Toner for developing electrostatic image and image forming method | Physics | 24 | Expired |
| US5912101A | Toner for forming an image, image forming method and heat-fixing method | Physics | 20 | Expired |
| US4768352A | Cooling structure for integrated circuits | Electricity | 14 | Expired |
| US4833505A | Latent image color developing system | Physics | 14 | Expired |
| US5870659A | Color image forming apparatus and method using plural photosensitive drums | Physics | 11 | Expired |
| US4937629A | Composite image recording apparatus | Physics | 10 | Expired |
| US5126795A | Image recording method | Physics | 10 | Expired |
| US5614935A | Ink transfer medium for toner, ink transfer process and re-inking process for the same | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4502066A | Heat-sensitive recording sheet | Performing Operations; Transporting | 8 | Expired |
| US7234871B2 | Sliding bearing for use under high load | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US4719804A | Apparatus for testing performance of clamp screw in elastic and plastic regions | Physics | 7 | Expired |
| US5458954A | Ink transfer medium for toner, ink transfer process and re-inking process for the same | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5500727A | Multi-color image formation apparatus and method for preventing the contamination of a recharger and preventing color mixing in an image | Physics | 6 | Expired |
| US5406313A | Color image forming apparatus and method | Physics | 6 | Expired |
| US4644375A | Heat-sensitive recording sheet | Performing Operations; Transporting | 6 | Expired |
| US6589700B2 | Image carrier and apparatus and method for recording image using image carrier | Physics | 5 | Expired |
| USD368076S | Electronic computer | General | 5 | Expired |
| USD370212S | Electronic computer | General | 5 | Expired |
| USD319815S | Electronic computer | General | 5 | Expired |
| US8096709B2 | Sliding bearing | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US5528488A | Lead positioning method and device used for tab-type lead automatic inspection system | Performing Operations; Transporting | 3 | Expired |
| US7014367B2 | Oil-impregnated sintered sliding bearing | Emerging Cross-Sectional Technologies | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.