WERJEFELT BERTIL R L has a total of 60 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1979. It filed its patents most often in United States, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets transport, optics and consumer goods are E I S AIRCRAFT GMBH, WERJEFELT BERTIL and FRADET ERIC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 15 | |
#2 | EPO (European Patent Office) | 10 | |
#3 | WIPO (World Intellectual Property Organization) | 10 | |
#4 | China | 7 | |
#5 | Canada | 6 | |
#6 | Brazil | 4 | |
#7 | Hong Kong | 3 | |
#8 | Australia | 2 | |
#9 | Singapore | 2 | |
#10 | Israel | 1 |
# | Industry | |
---|---|---|
#1 | Transport | |
#2 | Optics | |
#3 | Consumer goods | |
#4 | Audio-visual technology | |
#5 | Electrical machinery and energy | |
#6 | Chemical engineering | |
#7 | Environmental technology |
# | Technology | |
---|---|---|
#1 | Parachutes | |
#2 | Optical systems | |
#3 | Live-saving devices | |
#4 | Vehicle windows, roofs and doors | |
#5 | Display controls | |
#6 | Aeroplanes | |
#7 | Separation | |
#8 | Electric motor controls | |
#9 | Climate change mitigation in transportation |
# | Name | Total Patents |
---|---|---|
#1 | Werjefelt Bertil R L | 54 |
#2 | Werjefelt Alexander K | 21 |
#3 | Werjefelt Christian | 20 |
#4 | Jenkins David | 5 |
#5 | Bertil R L Werjefelt | 3 |
#6 | Yonover Robert N | 2 |
#7 | Werjefelt Christian C | 1 |
#8 | Werjefelt Alexander K Ak | 1 |
#9 | Werjefelt Bertil R L Rl | 1 |
#10 | David Jenkins | 1 |
Publication | Filing date | Title |
---|---|---|
US2017267362A1 | Emergency vision apparatus with hand access | |
US2017235149A1 | Hand-held emergency vision apparatus and system | |
WO2015106218A1 | Oxygen supply with carbon dioxide scrubber for emergency use | |
US2013107388A1 | Emergency vision apparatus with closable hand opening | |
US2012325961A1 | Glare shield equipped with an emergency vision apparatus | |
US2011019297A1 | Emergency vision apparatus with distributed stowage space | |
US2011001796A1 | Electro-optical emergency vision apparatus | |
US2009279196A1 | Emergency vision apparatus | |
US2006209441A1 | Gas activated emergency vision device | |
US8573514B1 | Smoke evacuation device | |
BR0107910A | Emergency supplementary vision device | |
AU3275601A | Emergency vision apparatus | |
AU5736994A | Magnetic battery | |
US4437318A | Environmental control system and method |