Inventor

DUAN CHENGGANG

CN3 patents

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

AGERE SYSTEMS INC

2 patents

US7792132B2Sep 7, 2010

Framer/mapper/multiplexor device with 1+1 and equipment protection

AGERE SYSTEMS INC4 citations58

US7664267B2Feb 16, 2010

Bit based arithmetic coding using variable size key cipher

AGERE SYSTEMS INC4 citations57

JIAXING JINGYIN BIOTECHNOLOGY CO LTD

1 patent

US12582745B2Mar 24, 2026

Adhesive composition for hard tissue repair

JIAXING JINGYIN BIOTECHNOLOGY CO LTD0 citations46