P

Inventor

FERGUSON DAVID B

US10 patents
⚠️ This page may combine multiple inventors who share the name “FERGUSON DAVID B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SENSORMATIC ELECTRONICS CORP

5 patents
US6535130B2Mar 18, 2003

Security apparatus for electronic article surveillance tag

SENSORMATIC ELECTRONICS CORP149 citations96
US5955951ASep 21, 1999

Combined article surveillance and product identification system

SENSORMATIC ELECTRONICS CORP538 citations94
US5625341AApr 29, 1997

Multi-bit EAS marker powered by interrogation signal in the eight MHz band

SENSORMATIC ELECTRONICS CORP122 citations94
US5349332ASep 20, 1994

EAS system with requency hopping

SENSORMATIC ELECTRONICS CORP65 citations91
US5285194AFeb 8, 1994

Electronic article surveillance system with transition zone tag monitoring

SENSORMATIC ELECTRONICS CORP29 citations91

KOPIN CORP

2 patents
US9160064B2Oct 13, 2015

Spatially diverse antennas for a headset computer

KOPIN CORP7 citations83
US9620144B2Apr 11, 2017

Confirmation of speech commands for control of headset computers

KOPIN CORP4 citations73

DAVID & SONS INC

1 patent
US4254580AMar 10, 1981

Production of sunflower seeds in increased yields

DAVID & SONS INC8 citations68

CANON USA INC

1 patent
US12384154B2Aug 12, 2025

Inkjet printhead protection apparatus

CANON USA INC0 citations61

WASHBURN SHEILA S

1 patent
US9687170B2Jun 27, 2017

System and method for performing magnetic resonance imaging scan operations from within a scan room

WASHBURN SHEILA S3 citations57