Inventor

WILLIAMSON JOHN R

US21 patents

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

WILLIAMSON JOHN R

AMERICAN EXPRESS TRAVEL RELATE

Systems and methods for managing multiple accounts on a RF transaction instrument

Systems and methods for providing a RF transaction device operable to store multiple distinct accounts

System and method for payment using radio frequency identification in contact and contactless transactions

Clear contactless card

System and method for assigning a funding source for a radio frequency identification device

Transparent transaction device

Clear contactless card

ALLIED SIGNAL INC

Full authority propeller pitch control

Low cost fuel supply system for gas turbine engines

Variable output vortex pump

Metering valve with follow-up servo

Over the shaft fuel pumping system

Over the shaft fuel pumping system

WILLIAMSON JOHN R

Apparatus and method for dispensing pharmaceuticals and other medications

Storm door and entrance door hardware illumination system

Apparatus and method of dispensing pharmaceuticals and other medications

BERARDI MICHAEL J

Reload protocol at a transaction processing entity

Securing a transaction between a transponder and a reader

XATRA FUND MX LLC

Authorizing payment subsequent to RF transactions

BONALLE DAVID S

Securing RF transactions using a transactions counter

CHARTOLEAUX KG LLC

Securing a transaction between a transponder and a reader