Inventor
ZHANG ANQI
US14 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG ANQI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAUDI ARABIAN OIL CO
4 patentsUS11156147B1Oct 26, 2021
Prechamber device for internal combustion engine
SAUDI ARABIAN OIL CO6 citations72
US11905900B1Feb 20, 2024
Exhaust system combustion for rapid catalyst heating
SAUDI ARABIAN OIL CO0 citations61
US12152547B1Nov 26, 2024
Method to enhance the performance of a heavy-duty diesel-H2 dual-fuel engine through engine system optimization
SAUDI ARABIAN OIL CO0 citations51
US12553378B1Feb 17, 2026
Performance enhancement of divided exhaust boost (DEB) engine
SAUDI ARABIAN OIL CO0 citations50
ARAMCO SERVICES CO
3 patentsUS12565849B2Mar 3, 2026
Spray guided stratification for fueling a passive pre-chamber
ARAMCO SERVICES CO0 citations61
US11959435B1Apr 16, 2024
Turbulent jet controlled compression ignition (TJCCI) engine
ARAMCO SERVICES CO1 citations61
US11994057B1May 28, 2024
Pre-chamber ignition device with variable volume capability for internal combustion engines
ARAMCO SERVICES CO0 citations49