Inventor
Yunfei Ma
Inventor
Santa Clara, CA, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Fprimary
H01FMagnets16%
H03HImpedance networks, e.g. resonant circuits16%
H04BTransmission16%
H01LSemiconductor devices11%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1011%
B01DSeparation5%
C07KPeptides5%
H03FAmplifiers5%
H04LTransmission of digital information, e.g. telegraphic communication5%
H05KPrinted circuits5%
PatentTitleYear
11,066,441Method for separating and purifying a2-macroglobulin from Cohn Fraction IV precipitation202110,490,348Two-dimensional structure to form an embedded three-dimensional structure201910,332,671Solenoid inductor201910,187,031Tunable matching network201910,171,112RF multiplexer with integrated directional couplers201910,069,474Encapsulation of acoustic resonator devices2018Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2018–2019Patents assigned to QUALCOMM INC (5)· patent assignee history
2018–2019Based in Santa Clara, CA, US· patent location history
2019Based in Ithaca, NY, US· patent location history
2019Based in Cambridge, MA, US· patent location history
2019Based in San Jose, CA, US· patent location history
2021Patents assigned to ACAD OF MILITARY MEDICAL SCIENCES (1)· patent assignee history
2021Based in Beijing, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| QUALCOMM INC | 5 | 2018–2019 |
| ACAD OF MILITARY MEDICAL SCIENCES | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Santa Clara, California, US | 2 | 2018–2019 |
| Beijing, CN | 1 | 2021 |
| Ithaca, New York, US | 1 | 2019 |
| Cambridge, Massachusetts, US | 1 | 2019 |
| San Jose, California, US | 1 | 2019 |