Patents/Inventors

Takafumi Fujii

TokyoJP16 patents

17 Patents

US125426002026
Mitigation of Degradation of Interference-reduction Performance in Processing Delay When Switching Antennas in HAPS Multi-feeder Links
Softbank Corp.
0 cites
US124451902025
Dynamic Propagation Spatial Correlation by Changing Position of Haps-equipped Antenna in HAPS Multi-feeder Links
Softbank Corp.
0 cites
US121074362024
Wireless-power Transfer Apparatus, Wireless-power Transfer System, Method and Program
Softbank Corp.
0 cites
US120467102024
Lithium Ion Secondary Battery
JTEKT CORPORATION
0 cites
US119735732024
Communication Relay Apparatus, System, Interference Suppression Method and Program
Softbank Corp.
0 cites
US118520282023
Gas Turbine Engine
KAWASAKI JUKOGYO KABUSHIKI KAISHA
0 cites
US118409602023
Gas Turbine Engine
KAWASAKI JUKOGYO KABUSHIKI KAISHA
0 cites
US117814802023
Oil Supply Device of Aircraft Gas Turbine
KAWASAKI JUKOGYO KABUSHIKI KAISHA
0 cites
US117847082023
Propagation Path Response Estimation and Interference Canceling Using Spread-spectrum Pilot Signal in Multi-feeder Link of HAPS
Hapsmobile Inc.
0 cites
US117648612023
Interference Canceling in HAPS Multi-feeder Link
Hapsmobile Inc.
0 cites
US117466992023
Gas Turbine Engine
KAWASAKI JUKOGYO KABUSHIKI KAISHA
0 cites
US117326482023
Gas Turbine Engine
KAWASAKI JUKOGYO KABUSHIKI KAISHA
0 cites
US117326502023
Gas Turbine Engine
KAWASAKI JUKOGYO KABUSHIKI KAISHA
0 cites
US117137142023
Gas Turbine Engine
KAWASAKI JUGKOGYO KABUSHIKI KAISHA
0 cites
US116830842023
Reverse-link Interference Canceling in HAPS Multi-feeder Link
Hapsmobile Inc.
0 cites
US116525372023
Interference Canceling by Fixed Division of Feeder Link Transmission Band in Multiple Gateway HAPS System
Hapsmobile Inc.
0 cites
US116376252023
Interference Canceling by Variable Division of Feeder Link Transmission Band in Multiple-gateway HAPS System
Hapsmobile Inc.
0 cites