Inventor

KAI SHENG-ROAN

US3 patents

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

GTE LABORATORIES INC

1 patent

US5519760AMay 21, 1996

Cellular network-based location system

GTE LABORATORIES INC474 citations95

VERIZON LAB INC

1 patent

USRE38267EOct 7, 2003

Cellular network-based geographic coverage area reporting method and apparatus

VERIZON LAB INC40 citations92

BORKOWSKI DANIEL

1 patent

USRE44378EJul 16, 2013

Cellular network-based location system

BORKOWSKI DANIEL2 citations53