OPTREL AG
Patent Owner
Stats
- 7 US PATENTS IN FORCE
- 2 US APPLICATIONS PENDING
- Dec 21, 2017 most recent publication
Details
- 7 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 438 Total Citation Count
- Apr 14, 1988 Earliest Filing
- 15 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
7800034 Dazzle protection unit for a portable dazzle protection device including a light capturing element guiding light to at least one sensorJun 18, 07Sep 21, 10[G01J, G02F]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
6796652 Glare-protection device with a screened evaluation circuitExpiredMar 26, 02Sep 28, 04[G02C, G02F]
6270223 Active electro-optical filter device and glare-protection deviceExpiredDec 17, 99Aug 07, 01[G02B]
5854667 Electrooptical filter cartridge and a method for manufacturing the sameExpiredApr 04, 97Dec 29, 98[G02F]
Top Inventors for This Owner
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