Inventor
LI CHENGZHI
CN8 patents
⚠️ This page may combine multiple inventors who share the name “LI CHENGZHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHANGHAI UNITED IMAGING MICROELECTRONICS TECH CO LTD
3 patentsUS11841472B2Dec 12, 2023
Devices, systems, and methods for time correction
SHANGHAI UNITED IMAGING MICROELECTRONICS TECH CO LTD2 citations68
US12320934B2Jun 3, 2025
Devices, systems, and methods for time correction
SHANGHAI UNITED IMAGING MICROELECTRONICS TECH CO LTD0 citations57
US12433563B2Oct 7, 2025
Voltage calibration devices, methods and imaging systems including thereof
SHANGHAI UNITED IMAGING MICROELECTRONICS TECH CO LTD0 citations56
KINGENTA ECOLOGICAL ENG GROUP CO LTD
2 patentsUS10745278B2Aug 18, 2020
Method for producing phosphoric acid and by-producing alpha-hemihydrate gypsum by wet-process
KINGENTA ECOLOGICAL ENG GROUP CO LTD2 citations57
US11787748B2Oct 17, 2023
Polyphosphoric acid calcium magnesium fertilizer, polyphosphoric acid calcium magnesium fertilizer prepared by using phosphoric acid and phosphorus tailings as raw material and preparation method therefor
KINGENTA ECOLOGICAL ENG GROUP CO LTD0 citations34