Inventor
Yizhong Zhang
Inventor
Suzhou, CN
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Kprimary
H03KPulse technique14%
H03MCoding14%
H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner9%
A61HPhysical therapy apparatus, e.g. devices for locating or stimulating reflex points in the body5%
B33YAdditive manufacturing, i.e. manufacturing of three-dimensional [3d] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3d printing, stereolithography or selective laser sintering5%
B41MPrinting, duplicating, marking, or copying processes5%
B44CProducing decorative effects5%
E21BEarth or rock drilling5%
G01RMeasuring electric variables5%
G01VGeophysics5%
PatentTitleYear
10,790,848Segmented resistive digital to analog converter202010,784,886Segmented digital to analog converter202010,298,159Zero crossing detection circuit for motor controller and method therefor201910,282,385Estimation of oil recovery in foam flooded hydrocarbon reservoirs201910,110,244Digital to analog converter (DAC) having sub-DACs with arrays of resistors201810,034,814Mobile automatic massage apparatus201810,027,312Low temperature coefficient clock signal generator20189,919,549'Calculable three-dimensional color printing method'20189,726,724'On-chip current test circuit'20178,773,174'Rail to rail differential buffer input stage'20148,723,612'Trimming circuit for clock source'2014Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2014–2019Patents assigned to ZHANG YIZHONG (5)· patent assignee history
2014–2019Patents assigned to FREESCALE SEMICONDUCTOR INC (3)· patent assignee history
2014–2017Patents assigned to XU XIUQIANG (3)· patent assignee history
2014–2020Based in Suzhou, CN· patent location history
2017–2020Patents assigned to NXP USA INC (6)· patent assignee history
2018Based in Singapore, SG· patent location history
2018Based in Hangzhou, CN· patent location history
2019Patents assigned to GAO RUIMIN (1)· patent assignee history
2019Based in Regina, CA· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NXP USA INC | 6 | 2017–2020 |
| ZHANG YIZHONGself | 5 | 2014–2019 |
| FREESCALE SEMICONDUCTOR INC | 3 | 2014–2019 |
| XU XIUQIANG | 3 | 2014–2017 |
| GAO RUIMIN | 1 | 2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Suzhou, CN | 8 | 2014–2020 |
| Regina, CA | 1 | 2019 |
| Singapore, SG | 1 | 2018 |
| Hangzhou, CN | 1 | 2018 |