Inventor
Alf Hackenberg
Inventor
Munich, DE
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC14primary
LOC1460%
LOC1920%
LOC1013%
LOC067%
PatentTitleYear
D0607352'Laser distance measurement device'2010D0607353'Laser distance measurement device'2010D0607453'Mouse'2010D0602527'Pen'2009D0602022'Tablet'2009D0589961'Tablet'2009D0584772'Pen'2009D0570416'Pen stand'2008D0512413'Speaker'2005D0510340'Speaker'2005D0510338'Speaker controller'2005D0509499'Speaker grille'2005D0476830'Display stand'2003D0465473'Speaker'2002D0439230'Portable communication device'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001Patents assigned to MOTOROLA INC (1)· patent assignee history
2001Based in Portland, OR, US· patent location history
2002–2005Patents assigned to LOGITECH EUROP SA (5)· patent assignee history
2002Based in Lauffen am Neckar, DE· patent location history
2003–2010Patents assigned to WACOM CO LTD (7)· patent assignee history
2003–2010Based in Munich, DE· patent location history
2010Patents assigned to LEICA GEOSYSTEMS AG (1)· patent assignee history
2010Patents assigned to LIECA GEOSYSTEMS AG (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WACOM CO LTD | 7 | 2003–2010 |
| LOGITECH EUROP SA | 5 | 2002–2005 |
| LEICA GEOSYSTEMS AG | 1 | 2010 |
| LIECA GEOSYSTEMS AG | 1 | 2010 |
| MOTOROLA INC | 1 | 2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Munich, DE | 13 | 2003–2010 |
| Lauffen am Neckar, DE | 1 | 2002 |
| Portland, OR, US | 1 | 2001 |