Inventor

Xian Liu

Inventor

Sunnyvale, CA, US

Overview

2011–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 50 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H10Bprimary

H10BElectronic memory devices20%

H10DInorganic electric semiconductor devices19%

H01LSemiconductor devices19%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1010%

G11CStatic stores9%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h104%

G06FElectric digital data processing3%

G11BInformation storage based on relative movement between record carrier and transducer3%

H10NElectric solid-state devices not otherwise provided for2%

G01KMeasuring temperature1%

PatentTitleYear

11,133,030Hard drive assembly with onboard tuned data memory2021 11,127,418Write current switching using an effective size of a media thermal spot produced by a heat-assisted magnetic storage device2021 11,127,419Thermal spot-dependent write method and apparatus for a heat-assisted magnetic storage device2021 11,119,937Multiplying data storage device read throughput2021 11,115,005Ring voltage controlled oscillator (VCO) startup helper circuit2021 11,099,079Device and method for monitoring electrical equipment for electrical contact overheating2021 11,101,719Method and apparatus for determining motor temperature, and storage medium2021 11,088,719Serdes with pin sharing2021 11,081,135Shingled magnetic recording storage system2021 10,879,252Non-volatile memory cells with floating gates in dedicated trenches2020 10,833,179Method of making split gate non-volatile flash memory cell2020 10,833,178Method of making split gate non-volatile flash memory cell2020 10,818,680Split gate non-volatile memory cells and logic devices with FINFET structure, and method of making same2020 10,797,142FinFET-based split gate non-volatile flash memory with extended source line FinFET, and method of fabrication2020 10,790,292Method of making embedded memory device with silicon-on-insulator substrate2020 10,755,779Architectures and layouts for an array of resistive random access memory cells and read and write methods thereof2020 10,727,240Split gate non-volatile memory cells with three-dimensional FinFET structure2020 10,692,548Address fault detection in a flash memory system2020 10,658,027High density split-gate memory cell2020 10,644,012Method of making split gate non-volatile memory cells with three-dimensional FinFET structure, and method of making same2020 10,644,139Method of making split gate non-volatile flash memory cell2020 10,615,270Method of making split gate non-volatile flash memory cell2020 10,600,794Twin bit non-volatile memory cells with floating gates in substrate trenches2020 10,468,428Split gate non-volatile memory cells and logic devices with FinFET structure, and method of making same2019 10,431,265Address fault detection in a flash memory system2019 10,312,247Two transistor FinFET-based split gate non-volatile floating gate flash memory and method of fabrication2019 10,276,236Resistive random access memory (RRAM) cell filament formation using current waveforms2019 10,276,696Method of making split gate non-volatile flash memory cell2019 10,217,850Method of forming pairs of three-gate non-volatile flash memory cells using two polysilicon deposition steps2019 9,959,927Multi-step voltage for forming resistive access memory (RRAM) cell filament2018 9,721,958'Method of forming self-aligned split-gate memory cell array with metal gates and logic devices'2017 9,673,208'Method of forming memory array and logic devices'2017 9,634,019'Non-volatile split gate memory cells with integrated high K metal gate, and method of making same'2017 9,601,500'Array of non-volatile memory cells with ROM cells'2017 9,570,581'Method of forming a self-aligned stack gate structure for use in a non-volatile memory array'2017 9,431,126'Non-volatile memory program algorithm device and method'2016 9,330,922'Self-aligned stack gate structure for use in a non-volatile memory array and a method of forming such structure'2016 9,293,217'Non-volatile memory program algorithm device and method'2016 9,293,204'Non-volatile memory cell with self aligned floating and erase gates, and method of making same'2016 9,276,005'Non-volatile memory array with concurrently formed low and high voltage logic devices'2016 9,123,431'Non-volatile memory program algorithm device and method'2015 8,975,131'Self-aligned method of forming a semiconductor memory array of floating gate memory cells with single poly layer'2015 8,785,307'Method of forming a memory cell by reducing diffusion of dopants under a gate'2014 8,780,639'Non-volatile memory device with plural reference cells, and method of setting the reference cells'2014 8,576,630'Non-volatile memory device with plural reference cells, and method of setting the reference cells'2013 8,559,228'Non-volatile memory device with plural reference cells, and method of setting the reference cells'2013 8,363,177'Liquid crystal display with point illuminator bonded to liquid crystal panel thereof'2013 8,054,738'Touch panel, method for driving same, and display device using the same'2011 7,927,994'Split gate non-volatile flash memory cell having a floating gate, control gate, select gate and an erase gate with an overhang over the floating gate, array and method of manufacturing'2011 7,868,375'Split gate non-volatile flash memory cell having a floating gate, control gate, select gate and an erase gate with an overhang over the floating gate, array and method of manufacturing'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2020Patents assigned to SILICON STORAGE TECH INC (37)· patent assignee history

2011–2020Based in Sunnyvale, CA, US· patent location history

2011–2013Based in Shenzhen, CN· patent location history

2013–2016Patents assigned to LIU XIAN (6)· patent assignee history

2013–2014Patents assigned to DANG THO NGOC (3)· patent assignee history

2014–2016Patents assigned to DO NHAN (3)· patent assignee history

2021Patents assigned to SEAGATE TECHNOLOGY LLC (5)· patent assignee history

2021Based in Singapore, SG· patent location history

2021Based in Cupertino, CA, US· patent location history

2021Based in Guangzhou, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SILICON STORAGE TECH INC	37	2011–2020
LIU XIANself	6	2013–2016
SEAGATE TECHNOLOGY LLC	5	2021
DANG THO NGOC	3	2013–2014
DO NHAN	3	2014–2016

Locations

Location	Patents	Span
Sunnyvale, California, US	39	2011–2020
Singapore, SG	5	2021
Cupertino, California, US	2	2021
Shenzhen, CN	2	2011–2013
Guangzhou, CN	1	2021