William Drew Krietzman

Person

Elk, WA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Frame structure for electronic equipment enclosure
- Patent number 12,160,974
- Issue date Dec 3, 2024
- Chatsworth Products, Inc.
- William Drew Krietzman
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Slidable mounting hardware for electronic equipment enclosure
- Patent number 12,089,363
- Issue date Sep 10, 2024
- Chatsworth Products, Inc.
- William Drew Krietzman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Ducted exhaust equipment enclosure
- Patent number 12,052,843
- Issue date Jul 30, 2024
- Chatsworth Products, Inc.
- William Krietzman
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Header panel assembly for preventing air circulation above electron...
- Patent number 11,889,633
- Issue date Jan 30, 2024
- Chatsworth Products, Inc.
- William Krietzman
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Frame structure for electronic equipment enclosure
- Patent number 11,818,860
- Issue date Nov 14, 2023
- Chatsworth Products, Inc.
- William Drew Krietzman
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Frame structure for electronic equipment enclosure
- Patent number 11,818,861
- Issue date Nov 14, 2023
- Chatsworth Products, Inc.
- William Drew Krietzman
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Frame structure for electronic equipment enclosure
- Patent number 11,818,862
- Issue date Nov 14, 2023
- Chatsworth Products, Inc.
- William Drew Krietzman
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Features for cable managers and other electronic equipment structures
- Patent number 11,815,197
- Issue date Nov 14, 2023
- Chatsworth Products, Inc.
- Preston Ellis Hennrich
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Ducted exhaust equipment enclosure
- Patent number 11,706,898
- Issue date Jul 18, 2023
- Chatsworth Products, Inc.
- William Krietzman
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Slidable mounting hardware for electronic equipment enclosure and m...
- Patent number 11,678,458
- Issue date Jun 13, 2023
- Chatsworth Products, Inc.
- William Drew Krietzman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Slidable mounting hardware for electronic equipment enclosure and m...
- Patent number 11,678,456
- Issue date Jun 13, 2023
- Chatsworth Products, Inc.
- William Drew Krietzman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Ducted exhaust equipment enclosure
- Patent number 11,464,132
- Issue date Oct 4, 2022
- Chatsworth Products, Inc.
- William Krietzman
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Cable pathway divider and method for installing same
- Patent number 11,251,592
- Issue date Feb 15, 2022
- Chatsworth Products, Inc.
- William Drew Krietzman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Door closer mechanism for hot/cold aisle air containment room
- Patent number 11,246,231
- Issue date Feb 8, 2022
- Chatsworth Products, Inc.
- William Krietzman
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Header panel assembly for preventing air circulation above electron...
- Patent number 11,166,395
- Issue date Nov 2, 2021
- Chatsworth Products, Inc.
- William Drew Krietzman
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Vertical cable manager
- Patent number 11,133,656
- Issue date Sep 28, 2021
- Chatsworth Products, Inc.
- William Krietzman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electronic equipment enclosure
- Patent number 11,083,108
- Issue date Aug 3, 2021
- Chatsworth Products, Inc.
- Richard Evans Lewis
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Vertical mounting rail with cable management features
- Patent number 11,039,543
- Issue date Jun 15, 2021
- Chatsworth Products, Inc.
- D. Brian Donowho
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Header panel assembly for preventing air circulation above electron...
- Patent number 10,932,400
- Issue date Feb 23, 2021
- Chatsworth Products, Inc.
- William Krietzman
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Cable retention system for power distribution unit
- Patent number 10,797,441
- Issue date Oct 6, 2020
- Chatsworth Products, Inc.
- James Utz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cable pathway divider and method for installing same
- Patent number 10,797,475
- Issue date Oct 6, 2020
- Chatsworth Products, Inc.
- William Drew Krietzman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Electronic equipment enclosure
- Patent number 10,674,634
- Issue date Jun 2, 2020
- Chatsworth Products, Inc.
- Richard Evans Lewis
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ducted exhaust equipment enclosure
- Patent number 10,624,232
- Issue date Apr 14, 2020
- Chatsworth Products, Inc.
- William Krietzman
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Cable retention system for power distribution unit
- Patent number 10,594,082
- Issue date Mar 17, 2020
- Chatsworth Products, Inc.
- James Utz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vertical mounting rail with cable management features
- Patent number 10,588,227
- Issue date Mar 10, 2020
- Chatsworth Products, Inc.
- D. Brian Donowho
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Cable pathway divider and method for installing same
- Patent number 10,566,774
- Issue date Feb 18, 2020
- Chatsworth Products, Inc.
- William Drew Krietzman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Header panel assembly for preventing air circulation above electron...
- Patent number 10,568,246
- Issue date Feb 18, 2020
- Chatsworth Products, Inc.
- William Krietzman
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of venting heated air from electronic equipment enclosure
- Patent number 10,568,239
- Issue date Feb 18, 2020
- Chatsworth Products, Inc.
- William Krietzman
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Features for cable managers and other electronic equipment structures
- Patent number 10,477,720
- Issue date Nov 12, 2019
- Chatsworth Products, Inc.
- Preston Ellis Hennrich
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Cable retention system for power distribution unit
- Patent number 10,374,360
- Issue date Aug 6, 2019
- Chatsworth Products, Inc.
- James Utz
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
DUCTED EXHAUST EQUIPMENT ENCLOSURE
- Publication number 20230328914
- Publication date Oct 12, 2023
- CHATSWORTH PRODUCTS, INC.
- William KRIETZMAN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
DUCTED EXHAUST EQUIPMENT ENCLOSURE
- Publication number 20230014492
- Publication date Jan 19, 2023
- CHATSWORTH PRODUCTS, INC.
- William KRIETZMAN
- F24 - HEATING RANGES VENTILATING
Information Patent Application
HEADER PANEL ASSEMBLY FOR PREVENTING AIR CIRCULATION ABOVE ELECTRON...
- Publication number 20220053672
- Publication date Feb 17, 2022
- CHATSWORTH PRODUCTS, INC.
- William Drew KRIETZMAN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ELECTRONIC EQUIPMENT ENCLOSURE
- Publication number 20210385976
- Publication date Dec 9, 2021
- CHATSWORTH PRODUCTS, INC.
- Richard Evans LEWIS
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
VERTICAL MOUNTING RAIL WITH CABLE MANAGEMENT FEATURES
- Publication number 20210307183
- Publication date Sep 30, 2021
- CHATSWORTH PRODUCTS, INC.
- D. Brian DONOWHO
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
HEADER PANEL ASSEMBLY FOR PREVENTING AIR CIRCULATION ABOVE ELECTRON...
- Publication number 20210176905
- Publication date Jun 10, 2021
- CHATSWORTH PRODUCTS, INC.
- William KRIETZMAN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ELECTRONIC EQUIPMENT ENCLOSURE
- Publication number 20200288605
- Publication date Sep 10, 2020
- CHATSWORTH PRODUCTS, INC.
- Richard Evans LEWIS
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
DUCTED EXHAUST EQUIPMENT ENCLOSURE
- Publication number 20200245494
- Publication date Jul 30, 2020
- CHATSWORTH PRODUCTS, INC.
- William KRIETZMAN
- F24 - HEATING RANGES VENTILATING
Information Patent Application
HEADER PANEL ASSEMBLY FOR PREVENTING AIR CIRCULATION ABOVE ELECTRON...
- Publication number 20200229331
- Publication date Jul 16, 2020
- CHATSWORTH PRODUCTS, INC.
- William KRIETZMAN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CABLE RETENTION SYSTEM FOR POWER DISTRIBUTION UNIT
- Publication number 20200220303
- Publication date Jul 9, 2020
- CHATSWORTH PRODUCTS, INC.
- James UTZ
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
VERTICAL MOUNTING RAIL WITH CABLE MANAGEMENT FEATURES
- Publication number 20200196465
- Publication date Jun 18, 2020
- CHATSWORTH PRODUCTS, INC.
- D. Brian DONOWHO
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
FEATURES FOR CABLE MANAGERS AND OTHER ELECTRONIC EQUIPMENT STRUCTURES
- Publication number 20200077534
- Publication date Mar 5, 2020
- CHATSWORTH PRODUCTS, INC.
- Preston Ellis HENNRICH
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
DOOR CLOSER MECHANISM FOR HOT/COLD AISLE AIR CONTAINMENT ROOM
- Publication number 20200015375
- Publication date Jan 9, 2020
- CHATSWORTH PRODUCTS, INC.
- William KRIETZMAN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
HEADER PANEL ASSEMBLY FOR PREVENTING AIR CIRCULATION ABOVE ELECTRON...
- Publication number 20190350110
- Publication date Nov 14, 2019
- CHATSWORTH PRODUCTS, INC.
- William Drew KRIETZMAN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ELECTRONIC EQUIPMENT ENCLOSURE
- Publication number 20190343023
- Publication date Nov 7, 2019
- CHATSWORTH PRODUCTS, INC.
- Richard Evans LEWIS
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CABLE RETENTION SYSTEM FOR POWER DISTRIBUTION UNIT
- Publication number 20190341724
- Publication date Nov 7, 2019
- CHATSWORTH PRODUCTS, INC.
- James UTZ
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD OF VENTING HEATED AIR FROM ELECTRONIC EQUIPMENT ENCLOSURE
- Publication number 20190313551
- Publication date Oct 10, 2019
- CHATSWORTH PRODUCTS, INC.
- William KRIETZMAN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
VERTICAL CABLE MANAGER
- Publication number 20190296530
- Publication date Sep 26, 2019
- CHATSWORTH PRODUCTS, INC.
- William KRIETZMAN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
VERTICAL MOUNTING RAIL WITH CABLE MANAGEMENT FEATURES
- Publication number 20190215973
- Publication date Jul 11, 2019
- CHATSWORTH PRODUCTS, INC.
- D. Brian DONOWHO
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
FEATURES FOR CABLE MANAGERS AND OTHER ELECTRONIC EQUIPMENT STRUCTURES
- Publication number 20190098791
- Publication date Mar 28, 2019
- CHATSWORTH PRODUCTS, INC.
- Preston Ellis HENNRICH
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD OF VENTING HEATED AIR FROM ELECTRONIC EQUIPMENT ENCLOSURE
- Publication number 20190075685
- Publication date Mar 7, 2019
- CHATSWORTH PRODUCTS, INC.
- William KRIETZMAN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
HEADER PANEL ASSEMBLY FOR PREVENTING AIR CIRCULATION ABOVE ELECTRON...
- Publication number 20180242483
- Publication date Aug 23, 2018
- CHATSWORTH PRODUCTS, INC.
- William KRIETZMAN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ELECTRONIC EQUIPMENT ENCLOSURE
- Publication number 20180228056
- Publication date Aug 9, 2018
- CHATSWORTH PRODUCTS, INC.
- Richard Evans LEWIS
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
VERTICAL CABLE MANAGER
- Publication number 20180166868
- Publication date Jun 14, 2018
- CHATSWORTH PRODUCTS, INC.
- William KRIETZMAN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
FEATURES FOR CABLE MANAGERS AND OTHER ELECTRONIC EQUIPMENT STRUCTURES
- Publication number 20180110153
- Publication date Apr 19, 2018
- CHATSWORTH PRODUCTS, INC.
- Preston Ellis HENNRICH
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
DUCTED EXHAUST EQUIPMENT ENCLOSURE
- Publication number 20180042143
- Publication date Feb 8, 2018
- CHATSWORTH PRODUCTS, INC.
- William KRIETZMAN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
RAIL SEAL FOR ELECTRONIC EQUIPMENT ENCLOSURE
- Publication number 20170290181
- Publication date Oct 5, 2017
- CHATSWORTH PRODUCTS, INC.
- D. Brian DONOWHO
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
VERTICAL CABLE MANAGER
- Publication number 20170155235
- Publication date Jun 1, 2017
- CHATSWORTH PRODUCTS, INC.
- William KRIETZMAN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DOOR CLOSER MECHANISM FOR HOT/COLD AISLE AIR CONTAINMENT ROOM
- Publication number 20170142851
- Publication date May 18, 2017
- Chatsworth Products, Inc.
- William KRIETZMAN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ELECTRONIC EQUIPMENT ENCLOSURE
- Publication number 20170127570
- Publication date May 4, 2017
- Chatsworth Products, Inc.
- Richard Evans LEWIS
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

William Drew Krietzman

Person

Patents Grantslast 30 patents

Frame structure for electronic equipment enclosure

Slidable mounting hardware for electronic equipment enclosure

Ducted exhaust equipment enclosure

Header panel assembly for preventing air circulation above electron...

Frame structure for electronic equipment enclosure

Frame structure for electronic equipment enclosure

Frame structure for electronic equipment enclosure

Features for cable managers and other electronic equipment structures

Ducted exhaust equipment enclosure

Slidable mounting hardware for electronic equipment enclosure and m...

Slidable mounting hardware for electronic equipment enclosure and m...

Ducted exhaust equipment enclosure

Cable pathway divider and method for installing same

Door closer mechanism for hot/cold aisle air containment room

Header panel assembly for preventing air circulation above electron...

Vertical cable manager

Electronic equipment enclosure

Vertical mounting rail with cable management features

Header panel assembly for preventing air circulation above electron...

Cable retention system for power distribution unit

Cable pathway divider and method for installing same

Electronic equipment enclosure

Ducted exhaust equipment enclosure

Cable retention system for power distribution unit

Vertical mounting rail with cable management features

Cable pathway divider and method for installing same

Header panel assembly for preventing air circulation above electron...

Method of venting heated air from electronic equipment enclosure

Features for cable managers and other electronic equipment structures

Cable retention system for power distribution unit

Patents Applicationslast 30 patents

DUCTED EXHAUST EQUIPMENT ENCLOSURE

DUCTED EXHAUST EQUIPMENT ENCLOSURE

HEADER PANEL ASSEMBLY FOR PREVENTING AIR CIRCULATION ABOVE ELECTRON...

ELECTRONIC EQUIPMENT ENCLOSURE

VERTICAL MOUNTING RAIL WITH CABLE MANAGEMENT FEATURES

HEADER PANEL ASSEMBLY FOR PREVENTING AIR CIRCULATION ABOVE ELECTRON...

ELECTRONIC EQUIPMENT ENCLOSURE

DUCTED EXHAUST EQUIPMENT ENCLOSURE

HEADER PANEL ASSEMBLY FOR PREVENTING AIR CIRCULATION ABOVE ELECTRON...

CABLE RETENTION SYSTEM FOR POWER DISTRIBUTION UNIT

VERTICAL MOUNTING RAIL WITH CABLE MANAGEMENT FEATURES

FEATURES FOR CABLE MANAGERS AND OTHER ELECTRONIC EQUIPMENT STRUCTURES

DOOR CLOSER MECHANISM FOR HOT/COLD AISLE AIR CONTAINMENT ROOM

HEADER PANEL ASSEMBLY FOR PREVENTING AIR CIRCULATION ABOVE ELECTRON...

ELECTRONIC EQUIPMENT ENCLOSURE

CABLE RETENTION SYSTEM FOR POWER DISTRIBUTION UNIT

METHOD OF VENTING HEATED AIR FROM ELECTRONIC EQUIPMENT ENCLOSURE

VERTICAL CABLE MANAGER

VERTICAL MOUNTING RAIL WITH CABLE MANAGEMENT FEATURES

FEATURES FOR CABLE MANAGERS AND OTHER ELECTRONIC EQUIPMENT STRUCTURES

METHOD OF VENTING HEATED AIR FROM ELECTRONIC EQUIPMENT ENCLOSURE

HEADER PANEL ASSEMBLY FOR PREVENTING AIR CIRCULATION ABOVE ELECTRON...

ELECTRONIC EQUIPMENT ENCLOSURE

VERTICAL CABLE MANAGER

FEATURES FOR CABLE MANAGERS AND OTHER ELECTRONIC EQUIPMENT STRUCTURES

DUCTED EXHAUST EQUIPMENT ENCLOSURE

RAIL SEAL FOR ELECTRONIC EQUIPMENT ENCLOSURE

VERTICAL CABLE MANAGER

DOOR CLOSER MECHANISM FOR HOT/COLD AISLE AIR CONTAINMENT ROOM

ELECTRONIC EQUIPMENT ENCLOSURE