Inventor
Lei Zou
Inventor
Shanghai, CN
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing18%
LOC1315%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems9%
LOC159%
G05BControl or regulating systems in general6%
G05FSystems for regulating electric or magnetic variables6%
H03FAmplifiers6%
H04LTransmission of digital information, e.g. telegraphic communication6%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers6%
B81BMicrostructural devices or systems, e.g. micromechanical devices3%
PatentTitleYear
10,840,866Amplifier circuit arrangement and method to calibrate the same202010,720,893Microphone array202010,630,173Negative charge pump and audio ASIC with such negative charge pump202010,401,888Low-dropout voltage regulator apparatus201910,296,482System and method for flexible connection of redundant input-output modules or other devices201910,264,363MEMS microphone with improved sensitivity201910,230,540Method, device and system for communicating in a ring network201910,219,134Bluetooth low energy based emergency backup and recovery solution in an industrial controller201910,210,245Natural language question answering method and apparatus201910,002,091Master/slave management for redundant process controller modules20189,973,447Built-in ethernet switch design for RTU redundant system20189,875,207Remote terminal unit (RTU) hardware architecture20189,872,411'Remote terminal unit (RTU) supporting elevated operating temperature and reduced power consumption'2018D0788712'Left expansion module for RTU IO module and expansion end plate'2017D0782421'Right expansion module for RTU IO module and expansion end plate'2017D0774004'RTU IO module with expansion end plate'2016D0724546'Remote terminal unit controller'2015D0724034'Remote terminal unit in oil and gas production environments'2015D0686254'Refrigerator'2013D0556223'Refrigerator with three doors'2007D0540833'Refrigerator with three doors'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007Patents assigned to HAIER GROUP CORP (1)· patent assignee history
2007–2013Based in Qingdao, CN· patent location history
2013Patents assigned to HAIER AMERICA REFRIGERATORS COMPANY LTD (1)· patent assignee history
2015–2019Patents assigned to HONEYWELL INT INC (12)· patent assignee history
2015–2019Based in Shanghai, CN· patent location history
2017Patents assigned to HONEYWELL INT LLC (1)· patent assignee history
2019–2020Patents assigned to TDK CORP (4)· patent assignee history
2019–2020Based in Kobenhavn, DK· patent location history
2019Based in Shenzhen, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HONEYWELL INT INC | 12 | 2015–2019 |
| TDK CORP | 4 | 2019–2020 |
| HAIER AMERICA REFRIGERATORS COMPANY LTD | 1 | 2013 |
| HAIER GROUP CORP | 1 | 2007 |
| HONEYWELL INT LLC | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shanghai, CN | 12 | 2015–2019 |
| Kobenhavn, DK | 5 | 2019–2020 |
| Qingdao, CN | 3 | 2007–2013 |
| Shenzhen, CN | 1 | 2019 |