P

Inventor

MURPHY MICHAEL D

US39 patents
⚠️ This page may combine multiple inventors who share the name “MURPHY MICHAEL D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TRIMBLE NAVIGATION LTD

16 patents
US6317500B1Nov 13, 2001

Method and apparatus for location-sensitive decryption of an encrypted signal

TRIMBLE NAVIGATION LTD127 citations99
US6232874B1May 15, 2001

Vehicle use control

TRIMBLE NAVIGATION LTD180 citations99
US6225890B1May 1, 2001

Vehicle use control

TRIMBLE NAVIGATION LTD329 citations99
US6147598ANov 14, 2000

Vehicle theft system including a handheld computing device

TRIMBLE NAVIGATION LTD415 citations99
US6087965AJul 11, 2000

Vehicle mileage meter and a GPS position tracking system

TRIMBLE NAVIGATION LTD250 citations99
US5991690ANov 23, 1999

Navigation system incorporating simplified location display

TRIMBLE NAVIGATION LTD205 citations99
US5917434AJun 29, 1999

Integrated taximeter/GPS position tracking system

TRIMBLE NAVIGATION LTD164 citations99
US5913917AJun 22, 1999

Fuel consumption estimation

TRIMBLE NAVIGATION LTD445 citations99
US5799082AAug 25, 1998

Secure authentication of images

TRIMBLE NAVIGATION LTD191 citations99
US5640452AJun 17, 1997

Location-sensitive decryption of an encrypted message

TRIMBLE NAVIGATION LTD125 citations99
US5610822AMar 11, 1997

Position-related multi-media presentation system

TRIMBLE NAVIGATION LTD136 citations98
US6094164AJul 25, 2000

Integrated radio direction finding and GPS receiver tracking system

TRIMBLE NAVIGATION LTD58 citations96
US5767804AJun 16, 1998

Integrated radio direction finding and GPS receiver tracking system

TRIMBLE NAVIGATION LTD58 citations96
US5644318AJul 1, 1997

SATPS dynamic surveying from a moving platform

TRIMBLE NAVIGATION LTD62 citations95
US6717509B1Apr 6, 2004

Method for sending message that indicates position and message transmission device and message transmission server

TRIMBLE NAVIGATION LTD12 citations74
US6970069B1Nov 29, 2005

Method for sending message that indicates position and message transmission device and message transmission server

TRIMBLE NAVIGATION LTD2 citations63

MURPHY MICHAEL D

5 patents

KRANSON IND

2 patents

SKIL CORP

2 patents

HEWLETT PACKARD DEVELOPMENT CO

2 patents

TRICORBRAUN INC

2 patents

CIRKUL INC

2 patents

DONNELLY CORP

1 patent

W BRAUN COMPANY

1 patent

SAWICKI CRAIG R

1 patent

NIOXIN RES LAB INC

1 patent

SHARKNINJA OPERATING LLC

1 patent

NIAGARA PHARMACEUTICALS INC

1 patent

TruPower LLC

1 patent

LEISTNER STEVEN C

1 patent