Ken Ikuma
173Patents
9h-index
84Co-inventors
83Inventor score
Filing activity: Feb 13, 1995 → May 25, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8882965B2 | Paper recycling system and paper recycling method | Emerging Cross-Sectional Technologies | 55 | Active |
| US6001272A | Method for producing rare earth bond magnet, composition for rare earth bond magnet, and rare earth bond magnet | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5888416A | Rare-earth bonded magnet composition, rare-earth bonded magnet and process for producing said rare-earth bonded magnet | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6500374B1 | Method of manufacturing bonded magnets of rare earth metal, and bonded magnet of rare earth metal | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6143193A | Rare earth bonded magnet, rare earth magnetic composition, and method for manufacturing rare earth bonded magnet | Electricity | 11 | Expired |
| US5888417A | Rare earth bonded magnet and composition therefor | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7415227B2 | Image forming apparatus | Physics | 9 | Active |
| US7436564B2 | Light scanning apparatus and method to prevent damage to an oscillation mirror in an abnormal control condition via a detection signal outputted to a controller even though the source still emits light | Emerging Cross-Sectional Technologies | 9 | Active |
| US7580151B2 | Image processing system and method, printing system | Physics | 9 | Active |
| US7680425B2 | Image forming apparatus and method for controlling tone characteristics based on tone-control patch image | Physics | 8 | Active |
| US5733580A | Dies for extrusion moulding | Emerging Cross-Sectional Technologies | 8 | Expired |
| US9435078B2 | Paper recycling device and paper recycling method | Emerging Cross-Sectional Technologies | 8 | Active |
| US7514145B2 | Method and apparatus for producing resin particles using granulation-prevention agent, and resin particles produced by the method | Emerging Cross-Sectional Technologies | 8 | Active |
| US7733364B2 | Line head and an image forming apparatus using such a line head | Performing Operations; Transporting | 6 | Active |
| US8300076B2 | Line head and an image forming apparatus using such a line head | Performing Operations; Transporting | 6 | Active |
| US7590368B2 | Image forming apparatus and method of cleaning intermediate transfer belt | Physics | 6 | Active |
| US7024145B2 | Fixing device for fixing an unfixed toner image formed on a sheet-shaped recording medium | Physics | 5 | Expired |
| US7149459B2 | Application roller and image forming apparatus | Physics | 5 | Expired |
| US7486306B2 | Optical writing device and method of manufacturing the same | Performing Operations; Transporting | 5 | Expired |
| US8059978B2 | Image forming apparatus and method of controlling image forming apparatus | Physics | 5 | Active |
| US7333758B2 | Image forming apparatus | Physics | 5 | Expired |
| US7835082B2 | Line head and image forming apparatus | Physics | 5 | Active |
| US7405743B2 | Image forming method and apparatus | Electricity | 5 | Active |
| US7595140B2 | Liquid developer and image forming apparatus | Physics | 5 | Active |
| US7570892B2 | Image forming apparatus and control method of that apparatus | Physics | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.