Inventor
SU JIANN-CHERNG
US15 patents
⚠️ This page may combine multiple inventors who share the name “SU JIANN-CHERNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NAT TECH & ENG SOLUTIONS SANDIA LLC
11 patentsUS11280173B1Mar 22, 2022
Control systems and methods to enable autonomous drilling
NAT TECH & ENG SOLUTIONS SANDIA LLC12 citations82
US10900343B1Jan 26, 2021
Control systems and methods to enable autonomous drilling
NAT TECH & ENG SOLUTIONS SANDIA LLC14 citations82
US11808144B1Nov 7, 2023
Downhole to surface communications platform for drilling applications
NAT TECH & ENG SOLUTIONS SANDIA LLC3 citations65
US11566497B2Jan 31, 2023
Modular anti-rotation drilling systems and methods
NAT TECH & ENG SOLUTIONS SANDIA LLC0 citations60
US11131167B1Sep 28, 2021
Modular anti-rotation drilling systems and methods
NAT TECH & ENG SOLUTIONS SANDIA LLC1 citations60
US11846160B2Dec 19, 2023
Multilayer solid lubricant architecture for use in drilling tool applications
NAT TECH & ENG SOLUTIONS SANDIA LLC0 citations59
US11753922B1Sep 12, 2023
Control systems and methods to enable autonomous drilling
NAT TECH & ENG SOLUTIONS SANDIA LLC1 citations59
US10344542B1Jul 9, 2019
Deployable centralizers
NAT TECH & ENG SOLUTIONS SANDIA LLC1 citations59
US12378876B2Aug 5, 2025
Downhole to surface communications platform for drilling applications
NAT TECH & ENG SOLUTIONS SANDIA LLC0 citations55
US10407998B1Sep 10, 2019
Variable rate compliance modules, assemblies and tools for suppression of drilling vibrations
NAT TECH & ENG SOLUTIONS SANDIA LLC1 citations55
US12241370B1Mar 4, 2025
Systems and methods for automated drilling of high aspect ratio, small diameter holes in remote, confined spaces
NAT TECH & ENG SOLUTIONS SANDIA LLC0 citations44
SANDIA CORP
3 patentsUS9719908B1Aug 1, 2017
Electrofracturing test system and method of determining material characteristics of electrofractured material samples
SANDIA CORP17 citations75
US10385616B1Aug 20, 2019
Fluid driven drilling motor
SANDIA CORP3 citations71
US9580976B1Feb 28, 2017
Deployable centralizers
SANDIA CORP5 citations70