ALEXANDER K. WERJEFELT

Person

KANEOHE, HI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Heads-up display apparatus for use during a smoke emergency
- Patent number 12,050,323
- Issue date Jul 30, 2024
- VISIONSAFE, LLC
- Christian Werjefelt
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Emergency vision device using spring wire loops
- Patent number 11,440,661
- Issue date Sep 13, 2022
- Alexander K. Werjefelt
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Emergency vision apparatus with hand access
- Patent number 11,383,847
- Issue date Jul 12, 2022
- Bertil R. L. Werjefelt
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Hand-held emergency vision apparatus and system
- Patent number 10,215,991
- Issue date Feb 26, 2019
- Bertil R. L. Werjefelt
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Glare shield equipped with an emergency vision apparatus
- Patent number 9,567,103
- Issue date Feb 14, 2017
- Bertil R. L. Werjefelt
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Emergency vision apparatus with touch sensitive screen and closable...
- Patent number 9,329,393
- Issue date May 3, 2016
- Bertil R. L. Werjefelt
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Glare shield equipped with an emergency vision apparatus
- Patent number 9,193,477
- Issue date Nov 24, 2015
- Bertil R. L. Werjefelt
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Emergency vision apparatus with closable hand opening
- Patent number 8,705,189
- Issue date Apr 22, 2014
- Bertil R. L. Werjefelt
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Glare shield equipped with an emergency vision apparatus
- Patent number 8,453,969
- Issue date Jun 4, 2013
- Bertil R. L. Werjefelt
- B64 - AIRCRAFT AVIATION COSMONAUTICS

Patents Applicationslast 30 patents

Information Patent Application
Pathogen Protection Device
- Publication number 20210299484
- Publication date Sep 30, 2021
- Alexander WERJEFELT
- A42 - HEADWEAR
Information Patent Application
HEADS-UP DISPLAY APPARATUS FOR USE DURING A SMOKE EMERGENCY
- Publication number 20210011297
- Publication date Jan 14, 2021
- Christian Werjefelt
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
EMERGENCY VISION SYSTEM WITH FIXED AND HAND-HELD ENCLOSURES
- Publication number 20200023979
- Publication date Jan 23, 2020
- Bertil WERJEFELT
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
EMERGENCY VISION DEVICE USING SPRING WIRE LOOPS
- Publication number 20190100316
- Publication date Apr 4, 2019
- Alexander K. WERJEFELT
- B60 - VEHICLES IN GENERAL
Information Patent Application
EMERGENCY VISION APPARATUS WITH HAND ACCESS
- Publication number 20170267362
- Publication date Sep 21, 2017
- Bertil R. L. Werjefelt
- G02 - OPTICS
Information Patent Application
Hand-Held Emergency Vision Apparatus and System
- Publication number 20170235149
- Publication date Aug 17, 2017
- Bertil R. L. Werjefelt
- G02 - OPTICS
Information Patent Application
GLARE SHIELD EQUIPPED WITH AN EMERGENCY VISION APPARATUS
- Publication number 20160059969
- Publication date Mar 3, 2016
- Bertil R.L. WERJEFELT
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
Emergency Vision Apparatus With Touch Sensitive Screen and Closable...
- Publication number 20140226226
- Publication date Aug 14, 2014
- Bertil R. L. Werjefelt
- G02 - OPTICS
Information Patent Application
Glare Shield Equipped With An Emergency Vision Apparatus
- Publication number 20140158827
- Publication date Jun 12, 2014
- Bertil R.L. WERJEFELT
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
Emergency Vision Apparatus With Closable Hand Opening
- Publication number 20130107388
- Publication date May 2, 2013
- Bertil R. L. Werjefelt
- G02 - OPTICS
Information Patent Application
Glare Shield Equipped with an Emergency Vision Apparatus
- Publication number 20120325961
- Publication date Dec 27, 2012
- Bertil R.L. WERJEFELT
- B64 - AIRCRAFT AVIATION COSMONAUTICS

ALEXANDER K. WERJEFELT

Person

Patents Grantslast 30 patents

Heads-up display apparatus for use during a smoke emergency

Emergency vision device using spring wire loops

Emergency vision apparatus with hand access

Hand-held emergency vision apparatus and system

Glare shield equipped with an emergency vision apparatus

Emergency vision apparatus with touch sensitive screen and closable...

Glare shield equipped with an emergency vision apparatus

Emergency vision apparatus with closable hand opening

Glare shield equipped with an emergency vision apparatus

Patents Applicationslast 30 patents

Pathogen Protection Device

HEADS-UP DISPLAY APPARATUS FOR USE DURING A SMOKE EMERGENCY

EMERGENCY VISION SYSTEM WITH FIXED AND HAND-HELD ENCLOSURES

EMERGENCY VISION DEVICE USING SPRING WIRE LOOPS

EMERGENCY VISION APPARATUS WITH HAND ACCESS

Hand-Held Emergency Vision Apparatus and System

GLARE SHIELD EQUIPPED WITH AN EMERGENCY VISION APPARATUS

Emergency Vision Apparatus With Touch Sensitive Screen and Closable...

Glare Shield Equipped With An Emergency Vision Apparatus

Emergency Vision Apparatus With Closable Hand Opening

Glare Shield Equipped with an Emergency Vision Apparatus