Inventor
Ernst Kraenzler
Inventor
Leinfelden-Echterdingen, DE
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B24Bprimary
B24BMachines, devices, or processes for grinding or polishing24%
B25FCombination or multi-purpose tools not otherwise provided for19%
B27BSaws for wood or similar material10%
H01HElectric switches10%
Y10TTechnical subjects covered by former us classification10%
B21KMaking forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels5%
B23BTurning5%
B24DTools for grinding, buffing or sharpening5%
H01CResistors5%
H02KDynamo-electric machines5%
PatentTitleYear
8,522,894'Hand machine tool comprising at least one handle'20137,739,932'Tool-holding device'20107,722,445'Insertion tool for an angle grinder'20107,497,766'Tool-holding device for an insert tool with at least essentially disk-shaped hub'20096,810,970'Hand power tool'20046,794,593'Electric hand power tool with switching key'20046,059,493'Manual machine tool with tool holder and appropriate tool'20005,606,234'Electrically powered hand tool with potentiometer and process for adjusting the potentiometer'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2013Patents assigned to BOSCH GMBH ROBERT (8)· patent assignee history
1997–2013Based in Leinfelden-Echterdingen, DE· patent location history
2013Patents assigned to DAMMERTZ RALPH (1)· patent assignee history
2013Patents assigned to FRANK MARIO (1)· patent assignee history
2013Patents assigned to GOEHNER JOERG (1)· patent assignee history
2013Patents assigned to KRAENZLER ERNST (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BOSCH GMBH ROBERT | 8 | 1997–2013 |
| DAMMERTZ RALPH | 1 | 2013 |
| FRANK MARIO | 1 | 2013 |
| GOEHNER JOERG | 1 | 2013 |
| KRAENZLER ERNSTself | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Leinfelden-Echterdingen, DE | 8 | 1997–2013 |