Fast data protection using dual file systems
US-9697375-B2 · Jul 4, 2017 · US
This page is not indexed by search engines while we improve data quality.
Liu Zhen patents
Liu Zhen holds 6 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 6 |
| Recent patents | 0 |
| First publication | Feb 24, 2015 |
| Latest publication | Jul 4, 2017 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
System for data protection in power off mode
US-2017116440-A1 · Apr 27, 2017 · US
Data protection system based on user input patterns on device
US-2016275277-A1 · Sep 22, 2016 · US
Method and apparatus for fabricating separator assembly
US-9233525-B2 · Jan 12, 2016 · US
Membrane and method for making the same
US-2015083657-A1 · Mar 26, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Fast data protection using dual file systems
US-9697375-B2 · Jul 4, 2017 · US
System for data protection in power off mode
US-2017116440-A1 · Apr 27, 2017 · US
Data protection system based on user input patterns on device
US-2016275277-A1 · Sep 22, 2016 · US
Method and apparatus for fabricating separator assembly
US-9233525-B2 · Jan 12, 2016 · US
Membrane and method for making the same
US-2015083657-A1 · Mar 26, 2015 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| G06F2221/2143 | 3 |
| G06F21/6218 | 2 |
| B01D69/02 | 2 |
| B01D69/1213 | 2 |
| G06F21/316 | 1 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 4 |
| Operations & Transport | 2 |
| Chemistry & Metallurgy | 1 |
| Electricity | 1 |