Inventor
MA CHI
US25 patents
⚠️ This page may combine multiple inventors who share the name “MA CHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEASONS BIOTECHNOLOGY TAIZHOU CO LTD
6 patentsUS11667610B2Jun 6, 2023
Method for preparing Macitentan and intermediate compound thereof
SEASONS BIOTECHNOLOGY TAIZHOU CO LTD0 citations59
US11649216B2May 16, 2023
Method for preparing Macitentan and intermediate compound thereof
SEASONS BIOTECHNOLOGY TAIZHOU CO LTD0 citations59
US10584093B2Mar 10, 2020
Method and catalyst for preparing aniline compounds and use thereof
SEASONS BIOTECHNOLOGY TAIZHOU CO LTD1 citations55
US10428012B2Oct 1, 2019
Method of preparation of 4-isopropylamino-1-butanol
SEASONS BIOTECHNOLOGY TAIZHOU CO LTD0 citations47
US10144701B2Dec 4, 2018
Method for preparing 4-isopropylamino-1-butanol
SEASONS BIOTECHNOLOGY TAIZHOU CO LTD1 citations47
US10040771B2Aug 7, 2018
Method for preparing prostacyclin receptor agonist 4-[N-(5,6-diphenylpyrazin-2-yl)-N-isopropylamino]-1-butanol
SEASONS BIOTECHNOLOGY TAIZHOU CO LTD1 citations47
GOOGLE LLC
4 patentsUS11681547B2Jun 20, 2023
File operation task optimization
GOOGLE LLC1 citations71
US12547455B2Feb 10, 2026
File operation task optimization
GOOGLE LLC0 citations61
US11036547B2Jun 15, 2021
File operation task optimization
GOOGLE LLC0 citations61
US10338961B2Jul 2, 2019
File operation task optimization
GOOGLE LLC0 citations50
CNPC USA CORP
3 patentsUS11591858B2Feb 28, 2023
Cutting elements with increased curvature cutting edges
CNPC USA CORP3 citations69
US12011773B2Jun 18, 2024
Cutting elements with reduced variable back rake angle
CNPC USA CORP0 citations61
US12218610B1Feb 4, 2025
Sensor system with an interior sensor and a piezoelectric power supply
CNPC USA CORP0 citations49
THE FOURTH MEDICAL CENTER OF THE CHINESE PEOPLES LIBERATION ARMY GENERAL HOSPITAL
3 patentsUS12290289B1May 6, 2025
Elastic intramedullary fixation device
THE FOURTH MEDICAL CENTER OF THE CHINESE PEOPLES LIBERATION ARMY GENERAL HOSPITAL1 citations56
US12290291B2May 6, 2025
Proximal-femur intraosseous release device
THE FOURTH MEDICAL CENTER OF THE CHINESE PEOPLES LIBERATION ARMY GENERAL HOSPITAL0 citations44
US12533190B2Jan 27, 2026
Method and system for auxiliary planning fracture reduction path based on augmented reality technology
THE FOURTH MEDICAL CENTER OF THE CHINESE PEOPLES LIBERATION ARMY GENERAL HOSPITAL0 citations41