Edward C. Duwel

Person

Trumbull, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Modifying a firmware variable in an electronic postage meter
- Patent number 4,739,486
- Issue date Apr 19, 1988
- Pitney Bowes Inc.
- John H. Soderberg
- G07 - CHECKING-DEVICES
Information Patent Grant
Controlling firmware branch points in an electronic postage meter
- Patent number 4,636,975
- Issue date Jan 13, 1987
- Pitney Bowes Inc.
- John H. Soderberg
- G07 - CHECKING-DEVICES
Information Patent Grant
Completing an incomplete trip in an electronic postage meter
- Patent number 4,628,476
- Issue date Dec 9, 1986
- Pitney Bowes Inc.
- Edward C. Duwel
- G07 - CHECKING-DEVICES
Information Patent Grant
Postage meter with keyboard keys for causing display of data pertai...
- Patent number 4,625,282
- Issue date Nov 25, 1986
- Pitney Bowes Inc.
- John H. Soderberg
- G07 - CHECKING-DEVICES
Information Patent Grant
Postage meter with keyboard keys for commanding and requesting perf...
- Patent number 4,623,987
- Issue date Nov 18, 1986
- Pitney Bowes Inc.
- John H. Soderberg
- G07 - CHECKING-DEVICES
Information Patent Grant
Electronic postage meter having keyboard entered combination for re...
- Patent number 4,549,281
- Issue date Oct 22, 1985
- Pitney-Bowes, Inc.
- Alton B. Eckert
- G07 - CHECKING-DEVICES
Information Patent Grant
Monitoring the status of the trip cycle in an electronic postage meter
- Patent number 4,536,850
- Issue date Aug 20, 1985
- Pitney Bowes Inc.
- Edward C. Duwel
- G07 - CHECKING-DEVICES
Information Patent Grant
Universal real time transparent asynchronous serial/echoplex converter
- Patent number 4,535,421
- Issue date Aug 13, 1985
- Pitney Bowes Inc.
- Edward C. Duwel
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Postage meter with keyboard keys for changing postage unused amount
- Patent number 4,535,407
- Issue date Aug 13, 1985
- Pitney Bowes Inc.
- Alton B. Eckert
- G07 - CHECKING-DEVICES
Information Patent Grant
Customizing the firmware after assembly of an electronic postage meter
- Patent number 4,528,644
- Issue date Jul 9, 1985
- Pitney Bowes Inc.
- John H. Soderberg
- G07 - CHECKING-DEVICES
Information Patent Grant
Postage meter system for communicating platen movement to a micropr...
- Patent number 4,519,048
- Issue date May 21, 1985
- Pitney Bowes Inc.
- Jovito N. Abellana
- G07 - CHECKING-DEVICES
Information Patent Grant
Postage meter with keyboard keys used for changing operating constants
- Patent number 4,509,141
- Issue date Apr 2, 1985
- Pitney Bowes Inc.
- John H. Soderberg
- G07 - CHECKING-DEVICES
Information Patent Grant
Non-volatile memory serial number lock for electronic postage meter
- Patent number 4,506,329
- Issue date Mar 19, 1985
- Pitney Bowes Inc.
- Edward C. Duwel
- G07 - CHECKING-DEVICES
Information Patent Grant
Remote postage meter systems having variable user authorization code
- Patent number 4,447,890
- Issue date May 8, 1984
- Pitney Bowes Inc.
- Edward C. Duwel
- G07 - CHECKING-DEVICES
Information Patent Grant
Electronic postage meter with weak memory indication
- Patent number 4,442,501
- Issue date Apr 10, 1984
- Pitney Bowes Inc.
- Alton B. Eckert
- G07 - CHECKING-DEVICES
Information Patent Grant
System for entering a postage meter serial number into a nonvolatil...
- Patent number 4,424,573
- Issue date Jan 3, 1984
- Pitney Bowes Inc.
- Alton B. Eckert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic postage meter having check date warning with control for...
- Patent number 4,347,506
- Issue date Aug 31, 1982
- Pitney-Bowes, Inc.
- Edward C. Duwel
- G07 - CHECKING-DEVICES
Information Patent Grant
Electronic postage meter having check date warning
- Patent number 4,283,721
- Issue date Aug 11, 1981
- Pitney Bowes Inc.
- Alton B. Eckert
- G07 - CHECKING-DEVICES
Information Patent Grant
Electronic postage meter having field resettable control values
- Patent number 4,280,180
- Issue date Jul 21, 1981
- Pitney Bowes Inc.
- Alton B. Eckert
- G07 - CHECKING-DEVICES
Information Patent Grant
Electronic postage meter having reset base warning
- Patent number 4,266,222
- Issue date May 5, 1981
- Pitney Bowes Inc.
- Alton B. Eckert
- G07 - CHECKING-DEVICES

Edward C. Duwel

Person

Patents Grantslast 30 patents

Modifying a firmware variable in an electronic postage meter

Controlling firmware branch points in an electronic postage meter

Completing an incomplete trip in an electronic postage meter

Postage meter with keyboard keys for causing display of data pertai...

Postage meter with keyboard keys for commanding and requesting perf...

Electronic postage meter having keyboard entered combination for re...

Monitoring the status of the trip cycle in an electronic postage meter

Universal real time transparent asynchronous serial/echoplex converter

Postage meter with keyboard keys for changing postage unused amount

Customizing the firmware after assembly of an electronic postage meter

Postage meter system for communicating platen movement to a micropr...

Postage meter with keyboard keys used for changing operating constants

Non-volatile memory serial number lock for electronic postage meter

Remote postage meter systems having variable user authorization code

Electronic postage meter with weak memory indication

System for entering a postage meter serial number into a nonvolatil...

Electronic postage meter having check date warning with control for...

Electronic postage meter having check date warning

Electronic postage meter having field resettable control values

Electronic postage meter having reset base warning