Inventor
Shen Zhengqian
CN2 patents
Patents
2 patentsUS12553756B2Feb 17, 2026
Device and method for measuring volume of spherical tank
ZHOUSHAN INSTITUTE OF CALIBRATION AND TESTING FOR QUALITY AND TECH SUPERVISION0 citations41
US11970246B2Apr 30, 2024
Ship cabin loading capacity measuring method and apparatus thereof
ZHOUSHAN INSTITUTE OF CALIBRATION AND TESTING FOR QUALITY AND TECH SUPERVISION0 citations40