Inventor
LANG ALEXANDER C
CA7 patents
⚠️ This page may combine multiple inventors who share the name “LANG ALEXANDER C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SOFTALK INC
3 patentsUS6694007B2Feb 17, 2004
System and method for establishing long distance call connections using electronic text messages
SOFTALK INC131 citations91
US6188683B1Feb 13, 2001
System and method for establishing long distance voice communications using the internet
SOFTALK INC118 citations91
US6804225B1Oct 12, 2004
System and method for establishing long distance voice communications using the internet
SOFTALK INC14 citations81
INTERNET OPERATOR ASIA PTE LTD
2 patentsUS6879678B1Apr 12, 2005
System and method for establishing long distance call connections using a personal communication assistant
INTERNET OPERATOR ASIA PTE LTD26 citations89
US7116657B1Oct 3, 2006
System and method for establishing long distance call connections using a desktop application
INTERNET OPERATOR ASIA PTE LTD7 citations70