Donald Lee SCHULTZ

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Jackson, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Fluid pump having self-cleaning structure
- Patent number 12,097,542
- Issue date Sep 24, 2024
- Q.E.D. Environmental Systems, Inc.
- John F. Schaupp
- B08 - CLEANING
Information Patent Grant
Fluid pump having self-cleaning air inlet structure
- Patent number 11,529,658
- Issue date Dec 20, 2022
- Q.E.D. Environmental Systems, Inc.
- John F. Schaupp
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Self-cleaning pneumatic fluid pump having poppet valve with propell...
- Patent number 11,261,883
- Issue date Mar 1, 2022
- Q.E.D. Environmental Systems, Inc.
- John F. Schaupp
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
FLUID PUMP HAVING SELF-CLEANING AIR INLET STRUCTURE
- Publication number 20230053955
- Publication date Feb 23, 2023
- Q.E.D. ENVIRONMENTAL SYSTEMS, INC.
- John F. SCHAUPP
- B08 - CLEANING
Information Patent Application
SELF CLEANING PNEUMATIC FLUID PUMP HAVING POPPET VALVE WITH PROPELL...
- Publication number 20210285439
- Publication date Sep 16, 2021
- Q.E.D. ENVIRONMENTAL SYSTEMS, INC.
- John SCHAUPP
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
POPPET VALVE FOR FLUID PUMP
- Publication number 20200309114
- Publication date Oct 1, 2020
- Q.E.D. ENVIRONMENTAL SYSTEMS, INC.
- John F. SCHAUPP
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
SELF-CLEANING PNEUMATIC FLUID PUMP HAVING POPPET VALVE WITH PROPELL...
- Publication number 20200263705
- Publication date Aug 20, 2020
- Q.E.D. ENVIRONMENTAL SYSTEMS, INC.
- John F. SCHAUPP
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
FLUID PUMP HAVING SELF-CLEANING AIR INLET STRUCTURE
- Publication number 20190308226
- Publication date Oct 10, 2019
- Q.E.D. ENVIRONMENTAL SYSTEMS, INC.
- John F. SCHAUPP
- B08 - CLEANING