Leonard Gene Simmons

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Suwanee, GA, US

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Patents Grantslast 30 patents

Information Patent Grant
Maintenance cart with air filtration
- Patent number 11,192,490
- Issue date Dec 7, 2021
- Abatement Technologies, Inc.
- Blair Lawrence Harber
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Maintenance cart with air filtration
- Patent number 10,717,379
- Issue date Jul 21, 2020
- Abatement Technologies, Inc.
- Blair Lawrence Harber
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Methods of operating maintenance carts with air filtration
- Patent number 10,195,979
- Issue date Feb 5, 2019
- Abatement Technologies, Inc.
- Blair Lawrence Harber
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Maintenance cart with air filtration
- Patent number 9,574,399
- Issue date Feb 21, 2017
- Abatement Technologies, Inc.
- Blair Lawrence Harber
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
MAINTENANCE CART WITH AIR FILTRATION
- Publication number 20220063477
- Publication date Mar 3, 2022
- Abatement Technologies, Inc.
- Blair Lawrence Harber
- B60 - VEHICLES IN GENERAL
Information Patent Application
MAINTENANCE CART WITH AIR FILTRATION
- Publication number 20200298743
- Publication date Sep 24, 2020
- Abatement Technologies, Inc.
- Blair Lawrence Harber
- B60 - VEHICLES IN GENERAL
Information Patent Application
Maintenance Cart with Air Filtration
- Publication number 20190111827
- Publication date Apr 18, 2019
- Abatement Technologies, Inc.
- Blair Lawrence Harber
- B60 - VEHICLES IN GENERAL
Information Patent Application
Methods of Operating Maintenance Carts with Air Filtration
- Publication number 20170113593
- Publication date Apr 27, 2017
- Abatement Technologies, Inc.
- Blair Lawrence Harber
- B60 - VEHICLES IN GENERAL
Information Patent Application
Maintenance Cart with Air Filtration
- Publication number 20160016599
- Publication date Jan 21, 2016
- Abatement Technologies, Inc.
- Blair Lawrence Harber
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS