Inventor
Jurgen Engemann
Inventor
Wuppertal, DE
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Jprimary
H01JElectric discharge tubes or discharge lamps67%
H05HPlasma technique33%
PatentTitleYear
5,517,085'Apparatus including ring-shaped resonators for producing microwave plasmas'19965,177,398'Grid assembly for ion beam sources and method therefor'19935,021,919'Device for the generation of electrically charged and/or uncharged particles'19914,898,557'Process for preparing extraction grids'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1991Patents assigned to LEYBOLD AG (2)· patent assignee history
1990–1993Based in Wuppertal, DE· patent location history
1993Patents assigned to COMMW SCIENT CORP (1)· patent assignee history
1996Patents assigned to Engemann Jurgen (1)· patent assignee history
1996Based in D usseldorf, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LEYBOLD AG | 2 | 1990–1991 |
| COMMW SCIENT CORP | 1 | 1993 |
| Engemann Jurgenself | 1 | 1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Wuppertal, DE | 3 | 1990–1993 |
| D usseldorf, DE | 1 | 1996 |