Assignee
WERJEFELT BERTIL R L
US·15 granted patents·73 citations·filing 1979–2017
Top patents by PatentIndex Score
15 records- 0189US8453969B2Glare shield equipped with an emergency vision apparatusWERJEFELT BERTIL R L·Filed 2011·Granted Jun 4, 2013·11 cites·19 claims
- 0284US8705189B2Emergency vision apparatus with closable hand openingWERJEFELT BERTIL R L·Filed 2011·Granted Apr 22, 2014·7 cites·11 claims
- 0384US7583455B2Gas activated emergency vision deviceWERJEFELT BERTIL R L·Filed 2005·Granted Sep 1, 2009·12 cites·16 claims
- 0477US8213101B2Gas activated emergency vision deviceWERJEFELT BERTIL R L·Filed 2009·Granted Jul 3, 2012·6 cites·10 claims
- 0575US10215991B2Hand-held emergency vision apparatus and systemWERJEFELT BERTIL R L·Filed 2016·Granted Feb 26, 2019·3 cites·18 claims
- 0675US9329393B2Emergency vision apparatus with touch sensitive screen and closable hand openingWERJEFELT BERTIL R L·Filed 2014·Granted May 3, 2016·3 cites·23 claims
- 0775US9193477B2Glare shield equipped with an emergency vision apparatusWERJEFELT BERTIL R L·Filed 2013·Granted Nov 24, 2015·5 cites·13 claims
- 0873US9567103B2Glare shield equipped with an emergency vision apparatusWERJEFELT BERTIL R L·Filed 2015·Granted Feb 14, 2017·2 cites·15 claims
- 0971US8411382B2Emergency vision apparatus with distributed stowage spaceWERJEFELT BERTIL R L·Filed 2009·Granted Apr 2, 2013·5 cites·21 claims
- 1064US9956440B2Oxygen supply with carbon dioxide scrubber for emergency useWERJEFELT BERTIL R L·Filed 2015·Granted May 1, 2018·1 cites·19 claims
- 1162US8888042B2Emergency vision apparatusWERJEFELT BERTIL R L·Filed 2008·Granted Nov 18, 2014·6 cites·24 claims
- 1254US9914546B2Electro-optical emergency vision apparatusWERJEFELT BERTIL R L·Filed 2008·Granted Mar 13, 2018·1 cites·31 claims
- 1351US4437318AEnvironmental control system and methodWERJEFELT BERTIL R L·Filed 1979·Granted Mar 20, 1984·11 cites·12 claims
- 1440US8573514B1Smoke evacuation deviceWERJEFELT BERTIL R L·Filed 2003·Granted Nov 5, 2013·0 cites·5 claims
- 1539US11383847B2Emergency vision apparatus with hand accessWERJEFELT BERTIL R L·Filed 2017·Granted Jul 12, 2022·0 cites·6 claims
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