Inventor
David E. Pitchenik
Inventor
Fairfield, CT, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G07Bprimary
G07BTicket-issuing apparatus50%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes25%
G01GWeighing13%
H04LTransmission of digital information, e.g. telegraphic communication13%
PatentTitleYear
6,397,328'Method for verifying the expected postage security device and an authorized host system'20026,260,144'Method for verifying the expected postal security device in a postage metering system'20015,293,319'Postage meter system'19944,796,193'Postage payment system where accounting for postage payment occurs at a time subsequent to the printing of the postage and employing a visual marking imprinted on the mailpiece to show that accounting has occurred'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–2002Patents assigned to PITNEY BOWES INC (4)· patent assignee history
1989–2002Based in Fairfield, CT, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PITNEY BOWES INC | 4 | 1989–2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fairfield, CT, US | 4 | 1989–2002 |