Inventor
Gunter Baur
Inventor
Freiburg, DE
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein47%
C09KMaterials for miscellaneous applications, not provided for elsewhere18%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form6%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables6%
D01HSpinning or twisting6%
F21KNon-electric light sources using luminescence6%
G02BOptical elements, systems or apparatus6%
H04NPictorial communication, e.g. television6%
PatentTitleYear
9,580,841'False twist device for an open-end spinning device'20177,656,490'LC display device with parallel field component'20106,398,152'Bobbin plate with means for forming a thread reserve winding'20026,327,010'Electrooptical system'20015,841,499'Reflection mode liquid crystal display devices having a parallel electric field and .alpha..sub.0 which is .ltoreq. 30.degree.'19985,841,498'Liquid crystal display devices having a parallel electric field and .beta..sub.O, which is not 0 degrees or 90 degrees'19985,631,765'Electrochromic light valve and method of manufacturing it as well as its use'19975,576,867'Liquid crystal switching elements having a parallel electric field and .beta..sub.o which is not 0.degree. or 90.degree.'19965,188,758'Electrooptical display element using a supertwist liquid crystal having specified elastic constants'19935,028,121'Projection device'19914,886,344'Electro-optical display element'19894,410,445'Liquid-crystalline dielectric having a steep characteristic curve'19834,240,711'Display device comprising a liquid crystal cell with light valves'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980Patents assigned to SIEMENS AG (1)· patent assignee history
1980–2010Based in Freiburg, DE· patent location history
1983–2010Patents assigned to MERCK PATENT GMBH (8)· patent assignee history
1983Based in Freiburg i.Br., DE· patent location history
1991–1997Patents assigned to FRAUNHOFER GES FORSCHUNG (2)· patent assignee history
2002Patents assigned to STAHLECKER FRITZ (1)· patent assignee history
2002Based in Sssen, DE· patent location history
2017Patents assigned to RIETER AG MASCHF (1)· patent assignee history
2017Based in Süssen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MERCK PATENT GMBH | 8 | 1983–2010 |
| FRAUNHOFER GES FORSCHUNG | 2 | 1991–1997 |
| RIETER AG MASCHF | 1 | 2017 |
| SIEMENS AG | 1 | 1980 |
| STAHLECKER FRITZ | 1 | 2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Freiburg, DE | 10 | 1980–2010 |
| Süssen, DE | 1 | 2017 |
| Sssen, DE | 1 | 2002 |
| Freiburg i.Br., DE | 1 | 1983 |