Inventor
CHANG ROBERT
US42 patents
⚠️ This page may combine multiple inventors who share the name “CHANG ROBERT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHIFAMED HOLDINGS LLC
11 patentsUS11291585B2Apr 5, 2022
Shunting systems with rotation-based flow control assemblies, and associated systems and methods
SHIFAMED HOLDINGS LLC18 citations93
US11865283B2Jan 9, 2024
Adjustable shunting systems with plate assemblies, and associated systems and methods
SHIFAMED HOLDINGS LLC9 citations85
US11766355B2Sep 26, 2023
Intraocular shunts with low-profile actuation elements and associated systems and methods
SHIFAMED HOLDINGS LLC10 citations85
US11737920B2Aug 29, 2023
Adjustable flow glaucoma shunts having non-linearly arranged flow control elements, and associated systems and methods
SHIFAMED HOLDINGS LLC9 citations85
US11596550B2Mar 7, 2023
Adjustable glaucoma treatment devices and associated systems and methods
SHIFAMED HOLDINGS LLC11 citations85
US11529258B2Dec 20, 2022
Adjustable flow glaucoma shunts and associated systems and methods
SHIFAMED HOLDINGS LLC13 citations85
US12539404B2Feb 3, 2026
Adjustable shunting systems with plate assemblies, and associated systems and methods
SHIFAMED HOLDINGS LLC0 citations62
US12472098B2Nov 18, 2025
Adjustable flow glaucoma shunts having non-linearly arranged flow control elements, and associated systems and methods
SHIFAMED HOLDINGS LLC0 citations62
US12472097B2Nov 18, 2025
Adjustable flow glaucoma shunts and associated systems and methods
SHIFAMED HOLDINGS LLC0 citations62
US12447046B2Oct 21, 2025
Adjustable glaucoma treatment devices and associated systems and methods
SHIFAMED HOLDINGS LLC0 citations62
US12370085B2Jul 29, 2025
Shunting systems with rotation-based flow control assemblies, and associated systems and methods
SHIFAMED HOLDINGS LLC0 citations62
HYDROCARBON TECHNOLOGIES INNOV
4 patentsUS7350962B2Apr 1, 2008
Liquid recycle inlet distributor assembly
HYDROCARBON TECHNOLOGIES INNOV10 citations82
US7449155B2Nov 11, 2008
Reactor cup shell-in-shell riser for reaction vessel used in hydroconversion of fossil fuels
HYDROCARBON TECHNOLOGIES INNOV1 citations60
US7370847B2May 13, 2008
Grid plate bubble cap for reaction vessel used in hydroconversion of fossil fuels
HYDROCARBON TECHNOLOGIES INNOV3 citations60
US7448603B2Nov 11, 2008
Feedstream inlet sparger for reaction vessel used in hydroconversion of fossil fuels
HYDROCARBON TECHNOLOGIES INNOV0 citations50
COLLAGEN CORP
3 patentsSANDISK CORP
3 patentsUS7165137B2Jan 16, 2007
System and method for booting from a non-volatile application and file storage device
SANDISK CORP21 citations92
US7454557B2Nov 18, 2008
System and method for booting from a non-volatile application and file storage device
SANDISK CORP4 citations62
US8001325B2Aug 16, 2011
Memory card that supports file system interoperability
SANDISK CORP3 citations58