David J. Cammenga

Person

Zeeland, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Switchable mirror and display
- Patent number 11,932,170
- Issue date Mar 19, 2024
- Gentex Corporation
- Xiaoxu Niu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electrical connection method to movable window
- Patent number 11,753,858
- Issue date Sep 12, 2023
- Gentex Corporation
- Drew D. Brennan
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Haze matching in a masked display assembly
- Patent number 11,719,868
- Issue date Aug 8, 2023
- Gentex Corporation
- David J. Cammenga
- G02 - OPTICS
Information Patent Grant
High reflectance heads-up display with display element concealment
- Patent number 11,709,381
- Issue date Jul 25, 2023
- Gentex Corporation
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vehicular rearview assemblies having polarized displays using elect...
- Patent number 11,624,861
- Issue date Apr 11, 2023
- Gentex Corporation
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Switchable polarized displays
- Patent number 11,586,066
- Issue date Feb 21, 2023
- Gentex Corporation
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Grant
System and method for multi-zone dimming window system
- Patent number 11,520,208
- Issue date Dec 6, 2022
- Gentex Corporation
- Autumn N. Lagowski
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electro-optic apparatus and seal system
- Patent number 11,467,462
- Issue date Oct 11, 2022
- Gentex Corporation
- Garret C. DeNolf
- G02 - OPTICS
Information Patent Grant
Window overmold
- Patent number 11,465,468
- Issue date Oct 11, 2022
- Gentex Corporation
- Nathan T. Overmyer
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Camera concealment using photochromics
- Patent number 11,415,864
- Issue date Aug 16, 2022
- Gentex Corporation
- Robert R. Turnbull
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Heads up display system
- Patent number 11,340,452
- Issue date May 24, 2022
- Gentex Corporation
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Switchable imager lens cover
- Patent number 11,307,485
- Issue date Apr 19, 2022
- Gentex Corporation
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Advanced features for vehicle monitoring system
- Patent number 11,295,553
- Issue date Apr 5, 2022
- Gentex Corporation
- Bradley A. Bosma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
EC element architecture for concealment and coating designed to hid...
- Patent number 11,269,232
- Issue date Mar 8, 2022
- Gentex Corporation
- Adam R. Heintzelman
- G02 - OPTICS
Information Patent Grant
Laser ablation with reduced visual effects
- Patent number 11,130,195
- Issue date Sep 28, 2021
- Gentex Corporation
- Kurtis L. Geerlings
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Polarized illumination systems
- Patent number 11,054,562
- Issue date Jul 6, 2021
- Gentex Corporation
- William L. Tonar
- G02 - OPTICS
Information Patent Grant
Nanofiber smoke detection calibration
- Patent number 10,962,493
- Issue date Mar 30, 2021
- Gentex Corporation
- David J. Cammenga
- G01 - MEASURING TESTING
Information Patent Grant
Transparent photovoltaic coating for an electro-chromic device
- Patent number 10,955,719
- Issue date Mar 23, 2021
- Gentex Corporation
- Sue F. Franz
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Advanced features for vehicle authentication system
- Patent number 10,929,698
- Issue date Feb 23, 2021
- Gentex Corporation
- Bradley A. Bosma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Switchable polarized displays
- Patent number 10,824,004
- Issue date Nov 3, 2020
- Gentex Corporation
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Switchable imager lens cover
- Patent number 10,802,377
- Issue date Oct 13, 2020
- Gentex Corporation
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Pass-through seal for an electro-optic assembly
- Patent number 10,795,187
- Issue date Oct 6, 2020
- Gentex Corporation
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electrical connections for electro-optic elements
- Patent number 10,703,282
- Issue date Jul 7, 2020
- Gentex Corporation
- Adam R. Heintzelman
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Display assembly for a vehicle doorsill
- Patent number 10,675,976
- Issue date Jun 9, 2020
- Gentex Corporation
- Jason D. Hallack
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Sunroof incorporating electro-optic element
- Patent number 10,668,789
- Issue date Jun 2, 2020
- Gentex Corporation
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electro-optic assembly
- Patent number 10,649,299
- Issue date May 12, 2020
- Gentex Corporation
- David J. Cammenga
- G02 - OPTICS
Information Patent Grant
Diffraction pattern reduction
- Patent number 10,632,927
- Issue date Apr 28, 2020
- Gentex Corporation
- Gary J. Dozeman
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Laser ablated surface having indicia
- Patent number 10,585,323
- Issue date Mar 10, 2020
- Gentex Corporation
- Kurtis L. Geerlings
- G02 - OPTICS
Information Patent Grant
Heads up display system
- Patent number 10,551,620
- Issue date Feb 4, 2020
- Gentex Corporation
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Switchable imager lens cover
- Patent number 10,514,590
- Issue date Dec 24, 2019
- Gentex Corporation
- David J. Cammenga
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ELECTRO-OPTIC ASSEMBLY
- Publication number 20230280603
- Publication date Sep 7, 2023
- GENTEX CORPORATION
- Stephen F. Richlich
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE REARVIEW DISPLAY SYSTEM WITH ORIENTATION SENSING
- Publication number 20230271555
- Publication date Aug 31, 2023
- GENTEX CORPORATION
- Xiaoxu Niu
- B60 - VEHICLES IN GENERAL
Information Patent Application
ELECTROCHROMIC DEVICE HAVING MULTILAYER POLYMER FILM AND METHODS OF...
- Publication number 20230205034
- Publication date Jun 29, 2023
- GENTEX CORPORATION
- William L. Tonar
- B60 - VEHICLES IN GENERAL
Information Patent Application
HIGH REFLECTANCE HEADS-UP DISPLAY WITH DISPLAY ELEMENT CONCEALMENT
- Publication number 20210208426
- Publication date Jul 8, 2021
- GENTEX CORPORATION
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Application
HAZE MATCHING IN A MASKED DISPLAY ASSEMBLY
- Publication number 20210208322
- Publication date Jul 8, 2021
- GENTEX CORPORATION
- David J. Cammenga
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Window overmold
- Publication number 20210191219
- Publication date Jun 24, 2021
- GENTEX CORPORATION
- Nathan T. Overmyer
- B60 - VEHICLES IN GENERAL
Information Patent Application
ADVANCED FEATURES FOR VEHICLE MONITORING SYSTEM
- Publication number 20210174106
- Publication date Jun 10, 2021
- GENTEX CORPORATION
- Bradley A. Bosma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SWITCHABLE MIRROR AND DISPLAY
- Publication number 20210114524
- Publication date Apr 22, 2021
- GENTEX CORPORATION
- Xiaoxu Niu
- B60 - VEHICLES IN GENERAL
Information Patent Application
ELECTRO-OPTIC ELEMENT ELECTRICAL CONNECTIONS
- Publication number 20210080792
- Publication date Mar 18, 2021
- GENTEX CORPORATION
- Adam R. Heintzelman
- G02 - OPTICS
Information Patent Application
SWITCHABLE POLARIZED DISPLAYS
- Publication number 20210048709
- Publication date Feb 18, 2021
- GENTEX CORPORATION
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Application
ELECTRICAL CONNECTION METHOD TO MOVABLE WINDOW
- Publication number 20200399946
- Publication date Dec 24, 2020
- GENTEX CORPORATION
- Drew D. Brennan
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
ADVANCED FEATURES FOR VEHICLE AUTHENTICATION SYSTEM
- Publication number 20200193200
- Publication date Jun 18, 2020
- GENTEX CORPORATION
- Bradley A. Bosma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ELECTRO-OPTIC APPARATUS AND SEAL SYSTEM
- Publication number 20200183244
- Publication date Jun 11, 2020
- GENTEX CORPORATION
- Garret C. DeNolf
- G02 - OPTICS
Information Patent Application
HEADS UP DISPLAY SYSTEM
- Publication number 20200117001
- Publication date Apr 16, 2020
- GENTEX CORPORATION
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Application
EC ELEMENT ARCHITECTURE FOR CONCEALMENT AND COATING DESIGNED TO HID...
- Publication number 20200110322
- Publication date Apr 9, 2020
- GENTEX CORPORATION
- Adam R. Heintzelman
- G02 - OPTICS
Information Patent Application
CAMERA CONCEALMENT USING PHOTOCHROMICS
- Publication number 20200110327
- Publication date Apr 9, 2020
- GENTEX CORPORATION
- Robert R. Turnbull
- B60 - VEHICLES IN GENERAL
Information Patent Application
SYSTEM AND METHOD FOR MULTI-ZONE DIMMING WINDOW SYSTEM
- Publication number 20200019034
- Publication date Jan 16, 2020
- GENTEX CORPORATION
- Autumn N. Lagowski
- B60 - VEHICLES IN GENERAL
Information Patent Application
ELECTRICAL CONNECTIONS FOR ELECTRO-OPTIC ELEMENTS
- Publication number 20190381940
- Publication date Dec 19, 2019
- GENTEX CORPORATION
- Adam R. Heintzelman
- B60 - VEHICLES IN GENERAL
Information Patent Application
SWITCHABLE IMAGER LENS COVER
- Publication number 20190346741
- Publication date Nov 14, 2019
- GENTEX CORPORATION
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Application
SWITCHABLE IMAGER LENS COVER
- Publication number 20190346742
- Publication date Nov 14, 2019
- GENTEX CORPORATION
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Application
LASER PROCESS WITH CONTROLLED POLARIZATION
- Publication number 20190344389
- Publication date Nov 14, 2019
- GENTEX CORPORATION
- KURTIS L. GEERLINGS
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
TRANSPARENT PHOTOVOLTAIC COATING FOR AN ELECTRO-CHROMIC DEVICE
- Publication number 20190339580
- Publication date Nov 7, 2019
- GENTEX CORPORATION
- Sue F. Franz
- G02 - OPTICS
Information Patent Application
NANOFIBER SMOKE DETECTION CALIBRATION
- Publication number 20190323979
- Publication date Oct 24, 2019
- GENTEX CORPORATION
- David J. Cammenga
- G01 - MEASURING TESTING
Information Patent Application
DIFFRACTION PATTERN REDUCTION
- Publication number 20190270411
- Publication date Sep 5, 2019
- GENTEX CORPORATION
- Gary J. Dozeman
- B60 - VEHICLES IN GENERAL
Information Patent Application
SWITCHABLE POLARIZED DISPLAYS
- Publication number 20190163013
- Publication date May 30, 2019
- GENTEX CORPORATION
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Application
SWITCHABLE POLARIZED DISPLAYS
- Publication number 20190162881
- Publication date May 30, 2019
- GENTEX CORPORATION
- David J. Cammenga
- B60 - VEHICLES IN GENERAL
Information Patent Application
POLARIZED ILLUMINATION SYSTEMS
- Publication number 20190064414
- Publication date Feb 28, 2019
- GENTEX CORPORATION
- William L. Tonar
- G02 - OPTICS
Information Patent Application
LASER ABLATED SURFACE HAVING INDICIA
- Publication number 20190049810
- Publication date Feb 14, 2019
- Kurtis L. GEERLINGS
- G02 - OPTICS
Information Patent Application
HEADS UP DISPLAY SYSTEM
- Publication number 20190018242
- Publication date Jan 17, 2019
- GENTEX CORPORATION
- Mario F. Saenger Nayver
- G02 - OPTICS
Information Patent Application
ELECTRO-OPTIC ASSEMBLY
- Publication number 20190011796
- Publication date Jan 10, 2019
- GENTEX CORPORATION
- David J. Cammenga
- G02 - OPTICS

David J. Cammenga

Person

Patents Grantslast 30 patents

Switchable mirror and display

Electrical connection method to movable window

Haze matching in a masked display assembly

High reflectance heads-up display with display element concealment

Vehicular rearview assemblies having polarized displays using elect...

Switchable polarized displays

System and method for multi-zone dimming window system

Electro-optic apparatus and seal system

Window overmold

Camera concealment using photochromics

Heads up display system

Switchable imager lens cover

Advanced features for vehicle monitoring system

EC element architecture for concealment and coating designed to hid...

Laser ablation with reduced visual effects

Polarized illumination systems

Nanofiber smoke detection calibration

Transparent photovoltaic coating for an electro-chromic device

Advanced features for vehicle authentication system

Switchable polarized displays

Switchable imager lens cover

Pass-through seal for an electro-optic assembly

Electrical connections for electro-optic elements

Display assembly for a vehicle doorsill

Sunroof incorporating electro-optic element

Electro-optic assembly

Diffraction pattern reduction

Laser ablated surface having indicia

Heads up display system

Switchable imager lens cover

Patents Applicationslast 30 patents

ELECTRO-OPTIC ASSEMBLY

VEHICLE REARVIEW DISPLAY SYSTEM WITH ORIENTATION SENSING

ELECTROCHROMIC DEVICE HAVING MULTILAYER POLYMER FILM AND METHODS OF...

HIGH REFLECTANCE HEADS-UP DISPLAY WITH DISPLAY ELEMENT CONCEALMENT

HAZE MATCHING IN A MASKED DISPLAY ASSEMBLY

Window overmold

ADVANCED FEATURES FOR VEHICLE MONITORING SYSTEM

SWITCHABLE MIRROR AND DISPLAY

ELECTRO-OPTIC ELEMENT ELECTRICAL CONNECTIONS

SWITCHABLE POLARIZED DISPLAYS

ELECTRICAL CONNECTION METHOD TO MOVABLE WINDOW

ADVANCED FEATURES FOR VEHICLE AUTHENTICATION SYSTEM

ELECTRO-OPTIC APPARATUS AND SEAL SYSTEM

HEADS UP DISPLAY SYSTEM

EC ELEMENT ARCHITECTURE FOR CONCEALMENT AND COATING DESIGNED TO HID...

CAMERA CONCEALMENT USING PHOTOCHROMICS

SYSTEM AND METHOD FOR MULTI-ZONE DIMMING WINDOW SYSTEM

ELECTRICAL CONNECTIONS FOR ELECTRO-OPTIC ELEMENTS

SWITCHABLE IMAGER LENS COVER

SWITCHABLE IMAGER LENS COVER

LASER PROCESS WITH CONTROLLED POLARIZATION

TRANSPARENT PHOTOVOLTAIC COATING FOR AN ELECTRO-CHROMIC DEVICE

NANOFIBER SMOKE DETECTION CALIBRATION

DIFFRACTION PATTERN REDUCTION

SWITCHABLE POLARIZED DISPLAYS

SWITCHABLE POLARIZED DISPLAYS

POLARIZED ILLUMINATION SYSTEMS

LASER ABLATED SURFACE HAVING INDICIA

HEADS UP DISPLAY SYSTEM

ELECTRO-OPTIC ASSEMBLY