ESS TECH, INC.
🏢 View company profile →234Patents
129Active
234Granted
52Portfolio score
Filing activity: Jul 1, 1993 → Nov 9, 2023 · 23 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7381936B2 | Self-calibrating anti-blooming circuit for CMOS image sensor having a spillover protection performance in response to a spillover condition | Electricity | 136 | Active |
| US6958777B1 | Exposure control in electromechanical imaging devices | Electricity | 77 | Expired |
| US6041339A | Efficient decimation filtering | Electricity | 66 | Expired |
| US6750876B1 | Programmable display controller | Electricity | 59 | Expired |
| US7068316B1 | Selectable resolution image capture system | Electricity | 46 | Expired |
| US8059174B2 | CMOS imager system with interleaved readout for providing an image with increased dynamic range | Electricity | 44 | Active |
| US6697111B1 | Compact low-noise active pixel sensor with progressive row reset | Electricity | 39 | Expired |
| US6838651B1 | High sensitivity snap shot CMOS image sensor | Electricity | 36 | Expired |
| US6750912B1 | Active-passive imager pixel array with small groups of pixels having short common bus lines | Electricity | 31 | Expired |
| US6147558A | Attenuating volume control | Electricity | 30 | Expired |
| US6774943B1 | Method and apparatus for edge enhancement in digital images | Electricity | 30 | Expired |
| US6343101B1 | Frame-based sign inversion method and system for spectral shaping for pulse-coded-modulation modems | Electricity | 27 | Expired |
| US6911640B1 | Reducing reset noise in CMOS image sensors | Electricity | 26 | Expired |
| US6169747A | Variable code frame length for multistream applications | Electricity | 26 | Expired |
| US6425115B1 | Area efficient delay circuits | Physics | 26 | Expired |
| US7023918B2 | Color motion artifact detection and processing apparatus compatible with video coding standards | Electricity | 25 | Expired |
| US6838715B1 | CMOS image sensor arrangement with reduced pixel light shadowing | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6768149B1 | Tapered threshold reset FET for CMOS imagers | Electricity | 24 | Expired |
| USD355915S | Combined microphone and mount | General | 23 | Expired |
| US6917380B1 | One time programmable solid-state device | Electricity | 21 | Expired |
| US7058464B2 | Device and method for signal processing | Electricity | 19 | Expired |
| US9509011B2 | Method and system for rebalancing electrolytes in a redox flow battery system | Emerging Cross-Sectional Technologies | 18 | Active |
| US6138183A | Transparent direct memory access | Physics | 16 | Expired |
| US6961084B1 | Programmable image transform processor | Electricity | 15 | Expired |
| US6327249A | Data communication device | Electricity | 15 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.