Inventor
ROLAND GRAF
Inventor
CH
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Sprimary
G01SRadio direction-finding20%
A63FCard, board, or roulette games10%
G02BOptical elements, systems or apparatus10%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them10%
G06FElectric digital data processing10%
G06TImage data processing or generation, in general10%
G06VImage or video recognition or understanding10%
H04NPictorial communication, e.g. television10%
H05KPrinted circuits10%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2023Patents assigned to UNIV MICHIGAN REGENTS (1)· patent assignee history
2023Based in US· patent location history
2024–2025Patents assigned to LEICA GEOSYSTEMS AG (2)· patent assignee history
2024–2025Based in CH· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LEICA GEOSYSTEMS AG | 2 | 2024–2025 |
| UNIV MICHIGAN REGENTS | 1 | 2023 |
Locations
| Location | Patents | Span |
|---|---|---|
| CH | 2 | 2024–2025 |
| US | 1 | 2023 |