Inventor
Walter Lehnert
Inventor
Gelnhausen, DE
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C23Cprimary
C23CCoating metallic material38%
H01JElectric discharge tubes or discharge lamps25%
G01BMeasuring length, thickness or similar linear dimensions13%
G01NInvestigating or analysing materials by determining their chemical or physical properties13%
H02KDynamo-electric machines13%
PatentTitleYear
10,418,231Method for producing a multilayer coating and device for carrying out said method20198,956,511'Method for producing a multilayer coating and device for carrying out said method'20156,225,714'Electric motor, especially a permanently excited direct current motor'20014,828,391'Test-glass changer'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–2019Based in Gelnhausen, DE· patent location history
2001Patents assigned to BOSCH GMBH ROBERT (1)· patent assignee history
2001Based in Buehlertal, DE· patent location history
2015–2019Patents assigned to LEYBOLD OPTICS GMBH (2)· patent assignee history
2015Patents assigned to DEPPISCH GERD (1)· patent assignee history
2015Patents assigned to HAGEDORN HARRO (1)· patent assignee history
2015Patents assigned to LEHNERT WALTER (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LEYBOLD OPTICS GMBH | 2 | 2015–2019 |
| BOSCH GMBH ROBERT | 1 | 2001 |
| DEPPISCH GERD | 1 | 2015 |
| HAGEDORN HARRO | 1 | 2015 |
| LEHNERT WALTERself | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Gelnhausen, DE | 3 | 1989–2019 |
| Buehlertal, DE | 1 | 2001 |