Inventor
DACFEY DZUNG
Inventor
CH
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication31%
H04BTransmission15%
H04WWireless communication networks15%
H02HEmergency protective circuit arrangements8%
H02JElectric power networks8%
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 systems8%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution8%
Y04SSystems integrating technologies related to power network operation, communication or information technologies for improving the electrical power generation, transmission, distribution, management or usage, i.e. smart grids8%
PatentTitleYear
12,250,321Method for authenticating messages in resource limited systems202511,582,675Route selection in a wireless communication system202311,546,199Packet detection and timing synchronization for high performance wireless communications in substation automation202311,489,710Frequency offset estimation and compensation for high performance wireless communications in substation automation202211,177,857Communications network for communication between a power electronics element and a control unit2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2023Patents assigned to HITACHI ENERGY SWITZERLAND AG (4)· patent assignee history
2021Patents assigned to ABB POWER GRIDS SWITZERLAND AG (1)· patent assignee history
2021–2025Based in CH· patent location history
2025Patents assigned to HITACHI ENERGY LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI ENERGY SWITZERLAND AG | 4 | 2021–2023 |
| ABB POWER GRIDS SWITZERLAND AG | 1 | 2021 |
| HITACHI ENERGY LTD | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| CH | 5 | 2021–2025 |