Inventor

CAO JIA-JUN

CN4 patents

⚠️ This page may combine multiple inventors who share the name “CAO JIA-JUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

INVENTEC APPLIANCES CORP

2 patents

US6519142B1Feb 11, 2003

Electronic device having removable cover

INVENTEC APPLIANCES CORP15 citations81

US6757161B2Jun 29, 2004

Turning cover of a detachable type and assembly method thereof

INVENTEC APPLIANCES CORP5 citations61

SINTAI OPTICAL SHENZHEN CO LTD

2 patents

US10704903B2Jul 7, 2020

Binocular capable of measuring distance and prism and light transmitter module thereof

SINTAI OPTICAL SHENZHEN CO LTD2 citations67

US11022170B2Jun 1, 2021

Rotating shaft mechanism

SINTAI OPTICAL SHENZHEN CO LTD0 citations47