Inventor
XU ZHIKAI
CN5 patents
⚠️ This page may combine multiple inventors who share the name “XU ZHIKAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUNGEN BIOSCIENCE CO LTD
3 patentsUS12460235B2Nov 4, 2025
Bacillus subtilis natto and method for producing MK-7
SUNGEN BIOSCIENCE CO LTD0 citations50
US12144846B2Nov 19, 2024
Strain for producing nattokinase and production method therefor
SUNGEN BIOSCIENCE CO LTD0 citations50
US12466852B2Nov 11, 2025
Method for extraction and purification of hirudin mutant and use thereof
SUNGEN BIOSCIENCE CO LTD0 citations38