Inventor
Bernhard Lingenhole
Inventor
Warthausen, DE
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Cprimary
A61CDentistry48%
F01DNon-positive displacement machines or engines, e.g. steam turbines10%
F16CShafts10%
LOC2410%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
F16FSprings5%
F16HGearing5%
F21VFunctional features or details of lighting devices or systems thereof5%
PatentTitleYear
7,217,129'Medical or dental-medical handpiece having at least one rotary part'20076,786,723'Medical or dental-medical treatment instrument having a filter element'20046,638,068'Medical handpiece having a rod-shaped grip part'2003D0468429'Intraoral camera'2003D0463556'Dental handpiece'20025,782,634'Medical, in particular dental turbine handpiece'19985,676,542'Medical or dental treatment instrument'19975,368,479'Dental instrument with an illumination device'19944,403,957'Dental handpiece having own electrical light source'19834,278,427'Compressed-air dental motor'19814,021,919'Dental handpiece operable by compressed air'19773,952,416'Dental handpiece'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–2007Patents assigned to KALTENBACH & VOIGT (11)· patent assignee history
1977Based in Biberach an der Riss, DE· patent location history
1981–1983Based in Biberach, DE· patent location history
1994Based in Mittelbiberach, DE· patent location history
1997–2007Based in Warthausen, DE· patent location history
1998Based in Warthausen-Birkenhard, DE· patent location history
2003Patents assigned to KALTENBACH & VOIGHT GMBH (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KALTENBACH & VOIGT | 11 | 1976–2007 |
| KALTENBACH & VOIGHT GMBH | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Warthausen, DE | 6 | 1997–2007 |
| Biberach, DE | 2 | 1981–1983 |
| Warthausen-Birkenhard, DE | 1 | 1998 |
| Mittelbiberach, DE | 1 | 1994 |
| Biberach an der Riss, DE | 1 | 1977 |