Inventor
TSENG YUNG-CHIH
TW22 patents
Patents
22 patentsUS11698665B2Jul 11, 2023
Multi-position hinge with double axles
FOSITEK CORP9 citations85
US11598365B2Mar 7, 2023
Hinge with double synchronously rotatable axles
FOSITEK CORP8 citations85
US12338926B1Jun 24, 2025
Floating joint and retainer connection structure
FOSITEK CORP3 citations74
US12235688B2Feb 25, 2025
Multi-link hinge assembly
FOSITEK CORP2 citations74
US12404959B1Sep 2, 2025
Floating joint and retainer connection device with pressure relief structure
FOSITEK CORP2 citations73
US11579662B2Feb 14, 2023
Hinge with double synchronously rotatable axles
FOSITEK CORP3 citations73
US12372179B1Jul 29, 2025
Floating joint and retainer connection device with friction reduction structure
FOSITEK CORP2 citations66
US11841748B2Dec 12, 2023
Multi-shaft pivot shaft device
FOSITEK CORP1 citations62
US11829207B2Nov 28, 2023
Hinge and an electronic device with the same
FOSITEK CORP1 citations62
US12455599B2Oct 28, 2025
Supporting apparatus and foldable electronic device having the same
FOSITEK CORP0 citations51
US12366898B1Jul 22, 2025
Rotating shaft device
FOSITEK CORP0 citations51
US12360576B1Jul 15, 2025
Rotating shaft device
FOSITEK CORP0 citations51
US12305739B1May 20, 2025
Rotating shaft device
FOSITEK CORP0 citations51
US12270229B2Apr 8, 2025
Rotation device for a turnstile
FOSITEK CORP0 citations51
US12264524B2Apr 1, 2025
Rotation device for a turnstile
FOSITEK CORP0 citations51
US12241303B2Mar 4, 2025
Rotation device for a turnstile
FOSITEK CORP0 citations51
US12591276B2Mar 31, 2026
Hinge for a flexible electronic device
FOSITEK CORP0 citations50
US12504108B1Dec 23, 2025
Joint floating fixed seat structure
FOSITEK CORP0 citations50
US12560265B1Feb 24, 2026
Pressure relief structure for floating joint
FOSITEK CORP0 citations49
US12486932B1Dec 2, 2025
Floating joint and retainer connection device with pressure relief structure
FOSITEK CORP0 citations49
US12523324B1Jan 13, 2026
Pressure relief structure for floating joint
FOSITEK CORP0 citations48
US12421775B2Sep 23, 2025
Hinge with movable rotating axle
FOSITEK CORP0 citations44