Michael L. Gao

Follow

Person

Oxnard, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Air filter assembly
- Patent number 11,377,350
- Issue date Jul 5, 2022
- PTI Technologies, Inc.
- Michael L. Gao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Air filter assembly
- Patent number 10,442,690
- Issue date Oct 15, 2019
- PTI Technologies, Inc.
- Michael L. Gao
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Air filter assembly
- Patent number 10,160,647
- Issue date Dec 25, 2018
- PTI Technologies, Inc.
- Michael L. Gao
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Antimicrobial air filter
- Patent number 9,427,691
- Issue date Aug 30, 2016
- PTI Technologies, Inc.
- Michael L. Gao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filter cartridge with inlet flow diffuser
- Patent number 7,992,723
- Issue date Aug 9, 2011
- PTI Technologies, Inc.
- Michael S. Sandford
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Air Filter Assembly
- Publication number 20220332577
- Publication date Oct 20, 2022
- PTI Technologies, Inc.
- Michael L. Gao
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
AIR FILTER ASSEMBLY
- Publication number 20200039823
- Publication date Feb 6, 2020
- PTI Technologies, Inc.
- Michael L. Gao
- C01 - INORGANIC CHEMISTRY
Information Patent Application
AIR FILTER ASSEMBLY
- Publication number 20190135631
- Publication date May 9, 2019
- PTI TECHNOLOGIES, INC.
- Michael L. Gao
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
AIR FILTER ASSEMBLY
- Publication number 20170275164
- Publication date Sep 28, 2017
- Michael L. Gao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Antimicrobial Air Filter
- Publication number 20150258480
- Publication date Sep 17, 2015
- PTI Technologies, Inc.
- Michael L. Gao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FILTER CARTRIDGE WITH INLET FLOW DIFFUSER
- Publication number 20080099401
- Publication date May 1, 2008
- Michael S. Sandford
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL