Inventor
Hans Hofmann
Inventor
Remshalden, DE
Overview
26→
Patents
1977–2007
Patent span
General tagging of new technological developments
Primary field (CPC Y)
Patents· 26 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Sprimary
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
A61CDentistry7%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution7%
B01DSeparation6%
C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals6%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy6%
Y02PClimate change mitigation technologies in the production or processing of goods6%
Y10TTechnical subjects covered by former us classification6%
B04BCentrifuges3%
B05BSpraying apparatus3%
PatentTitleYear
PP017672'Apple tree named ‘ROHO 3615’'20076,455,450'Paper machine felt'20026,250,224'Powder sprayer'20016,153,083'Electrolyzer isolated by encapsulation with respect to pressurized water'20005,432,138'Process for manufacturing a lithium aluminate matrix layer for a molten carbonate fuel cell'19955,384,208'Cell structure for electrolyzer units and fuel cells'19955,253,864'Water jump course'19934,908,048'Apparatus for degassing liquids by centrifugal force in a frustum shaped body'19904,898,699'Method for bonding a porous metal layer to a cermet surface'19904,869,800'Cell arrangement for a filter press type stack of cells'19894,842,478'Dental suction apparatus'19894,753,632'Device for separating fine particles of solid matter from waste fluid'19884,706,889'Spray-shower with nozzles, particularly flat fan nozzles'19874,640,636'Powder stick with shrink film sheathing'19874,564,374'Device for incorporation in dental suction apparatuses for separation of liquid and solid components'19864,529,365'Compressor with longitudinally extending cooling fins'19854,471,913'Spray shower with flat fan nozzles'19844,457,495'Apparatus for the automatic recovery of silver from argentiferous wash waters'1984D0271203'Air compressor with axially extending cooling fins'19834,411,550'Torque transmitting coupling'19834,407,867'Apparatus and a method for the completely automatic lacquering of strip-form materials'19834,226,590'Device in dental suction apparatus for connecting and holding suction nozzle tubes and/or for filtering'19804,183,685'Ink'19804,097,289'Ink with ester additive providing easy wipe off of ink markings'19784,047,909'Valve system particularly for apparatus for producing dry compressed air'19774,018,579'Apparatus for producing dry compressed air'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1980Patents assigned to DUERR DENTAL KG (3)· patent assignee history
1977–1986Based in Remshalden-Geradstetten, DE· patent location history
1983–1988Patents assigned to DUERR DENTAL GMBH CO KG (5)· patent assignee history
1983–1990Patents assigned to AGFA GEVAERT AG (3)· patent assignee history
1983–1989Based in Remshalden, DE· patent location history
1983–1990Based in Cologne, DE· patent location history
1989–1990Patents assigned to MESSERSCHMITT BOELKOW BLOHM (2)· patent assignee history
1989–2000Based in Muehlheim, DE· patent location history
1995Patents assigned to DEUTSCHE AEROSPACE (2)· patent assignee history
1995Based in Muhlheim, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DUERR DENTAL GMBH CO KG | 5 | 1983–1988 |
| AGFA GEVAERT AG | 3 | 1983–1990 |
| DUERR DENTAL KG | 3 | 1977–1980 |
| DEUTSCHE AEROSPACE | 2 | 1995 |
| MESSERSCHMITT BOELKOW BLOHM | 2 | 1989–1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Remshalden, DE | 4 | 1983–1989 |
| Remshalden-Geradstetten, DE | 4 | 1977–1986 |
| Muehlheim, DE | 3 | 1989–2000 |
| Cologne, DE | 3 | 1983–1990 |
| Muhlheim, DE | 2 | 1995 |