Inventor
XIAONAN HAN
Inventor
CN
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Qprimary
H01QAntennas, i.e. radio aerials42%
H01PWaveguides16%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein11%
H05KPrinted circuits11%
G06FElectric digital data processing5%
G10KSound-producing devices5%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers5%
H04SStereophonic systems5%
PatentTitleYear
12,548,871Phase shifter for a wireless communication device comprising a substrate having a transmission line and a two wire bias line, where one wire has greater sheet resistance than the other wire202612,525,701Display device and manufacturing method thereof202612,512,589Liquid crystal phase shifter and liquid crystal antenna202512,489,201Liquid crystal antenna, splicing liquid crystal antenna and method of forming liquid crystal antenna202512,388,173Antenna202512,388,185Antenna202512,374,806Antenna and its fabrication method, and display device202512,085,815Substrate module, display apparatus, and liquid crystal antenna202412,015,909Method and system for head-related transfer function adaptation202411,916,297Liquid crystal antena and fabrication thereof2024Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2024–2026Patents assigned to SHANGHAI TIANMA MICRO ELECT CO (4)· patent assignee history
2024Patents assigned to HARMAN INT IND (1)· patent assignee history
2024–2026Based in CN· patent location history
2025Patents assigned to CHENGDU TIANMA MICRO ELECTRONICS CO LTD (3)· patent assignee history
2025Patents assigned to SHANGHAI TIANMA MICROELECTRONICS CO LTD (1)· patent assignee history
2026Patents assigned to CHENGDU TIANMA MICROELECTRONICS CO LTD (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHANGHAI TIANMA MICRO ELECT CO | 4 | 2024–2026 |
| CHENGDU TIANMA MICRO ELECTRONICS CO LTD | 3 | 2025 |
| CHENGDU TIANMA MICROELECTRONICS CO LTD | 2 | 2026 |
| HARMAN INT IND | 1 | 2024 |
| SHANGHAI TIANMA MICROELECTRONICS CO LTD | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 10 | 2024–2026 |