Daisuke Ishikawa
70Patents
5h-index
44Co-inventors
72Inventor score
Filing activity: Oct 1, 2001 → May 24, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7170536B2 | Light beam scanning apparatus and image forming apparatus | Physics | 10 | Expired |
| US8634000B2 | Image pickup apparatus having an auto zoom function and method for controlling image pickup apparatus | Physics | 10 | Active |
| US8022995B2 | Image pickup apparatus with an inclination guide display | Electricity | 8 | Active |
| US6639620B2 | Light beam scanning apparatus | Electricity | 7 | Expired |
| US8125542B2 | Imaging device using a first motion vector in an image that is obtained via an imaging system that can perform zooming and a second motion vector caused by performing zooming of the image | Electricity | 6 | Active |
| US7158163B2 | Light beam scanning apparatus capable of shortening the standby time and image forming apparatus capable of shortening the standby time | Performing Operations; Transporting | 5 | Expired |
| US7446793B2 | Image forming apparatus | Physics | 5 | Active |
| US6611279B2 | Light beam scanning apparatus | Physics | 5 | Expired |
| US6661444B2 | Light beam scanning apparatus | Performing Operations; Transporting | 5 | Expired |
| US7697218B2 | Lens control apparatus, lens barrel, imaging apparatus, and optical apparatus | Physics | 4 | Active |
| US7515169B2 | Beam light scanning apparatus, image forming apparatus, and beam light scanning method | Performing Operations; Transporting | 3 | Expired |
| US7045771B2 | Light beam scanning apparatus and image forming apparatus | Physics | 3 | Expired |
| US7030900B2 | Beam scanning apparatus and image forming apparatus using the same | Electricity | 3 | Expired |
| US10048184B2 | Crack sensor and crack monitoring device | Physics | 2 | Active |
| US8497913B2 | Image pickup apparatus with an inclination guide display | Electricity | 2 | Active |
| US10461675B2 | Control device, optical apparatus, control method, and storage medium | Electricity | 2 | Active |
| US6693658B2 | Light beam scanning apparatus | Electricity | 2 | Expired |
| US10113888B2 | Position detection apparatus, apparatus including the same and position detection method | Physics | 1 | Active |
| US7580053B2 | Laser control circuit and image forming apparatus | Physics | 1 | Active |
| US9170100B2 | Image pickup apparatus with inclination guide display | Electricity | 1 | Active |
| US6839073B2 | Image forming apparatus | Performing Operations; Transporting | 1 | Expired |
| US6710793B1 | Light beam scanning apparatus and image forming apparatus | Electricity | 1 | Expired |
| US8692894B2 | Image pickup apparatus with inclination guide display | Electricity | 1 | Active |
| US7408567B2 | Light beam scanning apparatus and image forming apparatus | Performing Operations; Transporting | 1 | Expired |
| US8890961B2 | Image pickup apparatus with inclination guide display | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.