Inventor
Dieter Hoffmann
Inventor
Leipzig, DE
Overview
Patents· 26 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B65Gprimary
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors16%
E02FDredging10%
E21CMining or quarrying10%
Y10TTechnical subjects covered by former us classification6%
B02CCrushing, pulverising, or disintegrating in general4%
F16CShafts4%
F16MFrames, casings or beds of engines, machines or apparatus, not specific to engines, machines or apparatus provided for elsewhere4%
F21VFunctional features or details of lighting devices or systems thereof4%
H01RElectrically-conductive connections4%
A61CDentistry2%
PatentTitleYear
9,463,467'Process and device for supporting and displacing a semimobile crusher plant'20169,399,915'Dumping system'20168,985,302'Compact spreader'20158,876,030'Mobile crusher'20148,657,978'Method for producing a transport/drive belt'20147,602,506'Method for contactlessly and dynamically detecting the profile of a solid body'20097,284,650'Mobile conveying and stacking system for multilayer dumping and process for operating the system'20077,191,888'Movable belt conveyor system'20077,086,875'Current-rail adapter'20066,994,571'Current-rail adapter'20066,547,336'Open cast mining device and apparatus for testing the cutting minability of critical material'20036,276,758'Surface miner with tilting superstructure for depth control'20016,224,163'Milling roller module for a surface miner'20015,533,770'High-strength solid wheels and tires for railroad traction vehicles and cars'19965,000,585'Apparatus for bearing a shaft'19914,957,375'Apparatus for guiding a shaft'19904,943,149'Telescope'19904,869,105'Instrument casing assembly'19894,776,507'Device for clamping and centering of two parts to be welded together'19884,776,449'Stacker with connecting conveyor'19884,681,205'Displaceable inclined hoist'19874,571,182'Arrangement for carrying dental implements'19864,486,049'Heavy breaking giant excavating equipment'19844,482,118'Adjusting base for geodetic instruments'19844,225,190'Mining drum with cutting and shearing bits on conical ring'19804,139,413'Blow-off device for limiting excess pressure in nuclear power plants, especially in boiling water nuclear power plants'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–2015Patents assigned to HOFFMANN DIETER (4)· patent assignee history
1984–1988Patents assigned to ORENSTEIN & KOPPEL AG (3)· patent assignee history
1984–1988Based in Lubeck, DE· patent location history
1989–1991Patents assigned to KERN & CO LTD (3)· patent assignee history
1989–1991Based in Buchs, CH· patent location history
1996–2009Based in Hamminkeln, DE· patent location history
2001–2007Patents assigned to MAN TAKRAF FOERDERTECHNIK GMBH (4)· patent assignee history
2001–2016Based in Leipzig, DE· patent location history
2006Based in Sundern, DE· patent location history
2014–2016Patents assigned to TAKRAF GMBH (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HOFFMANN DIETERself | 4 | 1980–2015 |
| MAN TAKRAF FOERDERTECHNIK GMBH | 4 | 2001–2007 |
| TAKRAF GMBH | 4 | 2014–2016 |
| KERN & CO LTD | 3 | 1989–1991 |
| ORENSTEIN & KOPPEL AG | 3 | 1984–1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Leipzig, DE | 9 | 2001–2016 |
| Buchs, CH | 4 | 1989–1991 |
| Lubeck, DE | 3 | 1984–1988 |
| Hamminkeln, DE | 2 | 1996–2009 |
| Sundern, DE | 2 | 2006 |