P

Inventor

WILLIAMS ERROL R

US8 patents
⚠️ This page may combine multiple inventors who share the name “WILLIAMS ERROL R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IBM

3 patents
US4449033AMay 15, 1984

Thermal print head temperature sensing and control

IBM14 citations68
US4459462AJul 10, 1984

Drive system for energizing elements of a fixed bar printer

IBM2 citations61
US4450342AMay 22, 1984

Thermal print head

IBM2 citations61

FORGENT NETWORKS INC

2 patents
US6731334B1May 4, 2004

Automatic voice tracking camera system and method of operation

FORGENT NETWORKS INC229 citations96
US6707489B1Mar 16, 2004

Automatic voice tracking camera system and method of operation

FORGENT NETWORKS INC79 citations95

MYTECH CORP

1 patent
US5640143AJun 17, 1997

Occupancy sensor and method of operating same

MYTECH CORP194 citations96

VIDEOTELECOM CORP

1 patent
US4965822AOct 23, 1990

Full duplex speakerphone

VIDEOTELECOM CORP63 citations92

VTEL CORP

1 patent
US5825754AOct 20, 1998

Filter and process for reducing noise in audio signals

VTEL CORP14 citations72