Inventor
Stefan G. Zielinski
Inventor
Cambridge, MA, US
Overview
Patents· 20 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Qprimary
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes33%
G08BSignalling systems, e.g. personal calling systems33%
H04WWireless communication networks33%
E03DWater-closets or urinals with flushing devices2%
PatentTitleYear
11,115,777Location-based services202111,082,798Location-based services202111,070,936Location-based services202111,044,575Location-based services202110,728,698Location-based services202010,728,699Location-based services202010,728,697Location-based services202010,721,587Location-based services202010,708,712Location-based services202010,667,080Location-based services202010,623,892Location-based services202010,602,307Location-based services202010,321,264Location-based services20199,668,096'Location-based services'20179,654,923'Location-based services'20178,909,248'Location-based services'20148,862,150'Location-based services'20148,326,315'Location-based services'20127,848,765'Location-based services'20104,138,748'Hydraulic operator for water closet'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979Based in Burlingame, CA, US· patent location history
2010–2017Based in Watertown, MA, US· patent location history
2012–2014Patents assigned to EBAY INC (3)· patent assignee history
2012–2014Patents assigned to PALMER GEOFFREY M (3)· patent assignee history
2012–2014Patents assigned to PHILLIPS ALAN (3)· patent assignee history
2012–2014Patents assigned to SCHROTH FRANK (3)· patent assignee history
2017–2021Patents assigned to PAYPAL INC (14)· patent assignee history
2019–2021Based in Cambridge, MA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PAYPAL INC | 14 | 2017–2021 |
| EBAY INC | 3 | 2012–2014 |
| PALMER GEOFFREY M | 3 | 2012–2014 |
| PHILLIPS ALAN | 3 | 2012–2014 |
| SCHROTH FRANK | 3 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cambridge, Massachusetts, US | 13 | 2019–2021 |
| Watertown, Massachusetts, US | 6 | 2010–2017 |
| Burlingame, California, US | 1 | 1979 |