Jun Funakoshi
28Patents
10h-index
31Co-inventors
71Inventor score
Filing activity: Sep 8, 1992 → Jun 5, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7075474B2 | Ramp waveform generation circuit, analog/digital conversion circuit, imaging device and control method of imaging device | Electricity | 29 | Expired |
| US5925156A | Sintered metal filters | Emerging Cross-Sectional Technologies | 26 | Expired |
| US7098950B2 | Image sensor with stabilized black level and low power consumption | Electricity | 26 | Expired |
| US7170556B2 | Image sensor providing improved image quality | Electricity | 16 | Expired |
| US7145494B2 | Differential comparator, analog/digital conversion apparatus and imaging apparatus | Electricity | 15 | Expired |
| US7242427B2 | X-Y address type solid-state image pickup device with an image averaging circuit disposed in the noise cancel circuit | Electricity | 13 | Expired |
| US5993502A | Sintered metal filters | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7301487B2 | Image sensor capable of cancelling offset voltage of semiconductor device included therein | Electricity | 12 | Expired |
| US5625861A | Porous metal body and process for producing same | Performing Operations; Transporting | 11 | Expired |
| US7522199B2 | Imaging device with light-shielding region, control method thereof and CMOS image sensor with light-shielding region | Electricity | 11 | Expired |
| US7593047B2 | CMOS image sensor for suppressing degradation of spatial resolution and generating compressed image signals | Electricity | 10 | Expired |
| US6747700B1 | Solid state image pickup apparatus having a plurality of split buses | Electricity | 10 | Expired |
| US7218166B2 | Current stabilization circuit, current stabilization method, and solid-state imaging apparatus | Electricity | 10 | Expired |
| US7489353B2 | Solid state imaging device and method for driving the same | Electricity | 7 | Active |
| US7456876B2 | Image processing circuit providing improved image quality | Electricity | 7 | Expired |
| US6974944B2 | CMOS image sensor permitting increased light sensitivity from amplification of pixel detection signals | Electricity | 7 | Expired |
| US7477299B2 | Imaging device | Electricity | 6 | Active |
| US7106912B2 | Circuit for correction of white pixel defects and an image sensor using the circuit for correction of white pixel defects | Electricity | 5 | Expired |
| US7639290B2 | Data read circuit of solid-state imaging device, imaging apparatus, and data read method for solid-state imaging device | Electricity | 5 | Active |
| US7920181B2 | Semiconductor integrated apparatus and black level correction method for image sensor | Electricity | 4 | Active |
| US8477384B2 | Solid-state image pickup device and image pickup method | Electricity | 3 | Active |
| US6921517B2 | Process and apparatus for the pyrolysis of hydrocarbon gas | Performing Operations; Transporting | 2 | Expired |
| US5288228A | Heat-resistant materials | Chemistry; Metallurgy | 2 | Expired |
| US7612810B2 | Reduction of effect of image processing on image sensor | Electricity | 1 | Active |
| US8098307B2 | Imaging device and imaging method | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.