Warren G. Hafner

Follow

Person

Lake Carmel, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Postage meter with a non-volatile memory security circuit
- Patent number 4,998,203
- Issue date Mar 5, 1991
- Peter C. DiGiulio
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
On-chip voltage supply regulator
- Patent number 4,827,205
- Issue date May 2, 1989
- Pitney Bowes Inc.
- Warren G. Hafner
- G05 - CONTROLLING REGULATING
Information Patent Grant
Electronic postage meter having power up and power down protection...
- Patent number 4,747,057
- Issue date May 24, 1988
- Pitney Bowes Inc.
- Peter C. DiGiulio
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Circuit for maintaining the state of an output despite changes in t...
- Patent number 4,746,818
- Issue date May 24, 1988
- Pitney Bowes Inc.
- Warren G. Hafner
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Reset delay circuit for an electronic postage meter
- Patent number 4,701,856
- Issue date Oct 20, 1987
- Pitney Bowes Inc.
- Peter C. DiGiulio
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Integrated circuit substrate bias selection circuit
- Patent number 4,686,388
- Issue date Aug 11, 1987
- Pitney Bowes Inc.
- Warren G. Hafner
- G05 - CONTROLLING REGULATING