John L. Holder

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Courtenay, CA

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Patents Grantslast 30 patents

Information Patent Grant
Combined mixed-cell and raceway aquaculture device, system and meth...
- Patent number 11,399,518
- Issue date Aug 2, 2022
- JLH Consulting Inc.
- John Pearson Holder
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Recirculating aquaculture systems and biofilters therefor
- Patent number 8,925,490
- Issue date Jan 6, 2015
- JLH Consulting Inc.
- John Leslie Holder
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Water filtration system and its use
- Patent number 7,527,730
- Issue date May 5, 2009
- Holder Timmons Engineering, LLC
- Ragnar Johannsson
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Patents Applicationslast 30 patents

Information Patent Application
COMBINED MIXED-CELL AND RACEWAY AQUACULTURE DEVICE, SYSTEM AND METH...
- Publication number 20220346355
- Publication date Nov 3, 2022
- JLH CONSULTING INC.
- John Pearson HOLDER
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
COMBINED MIXED-CELL AND RACEWAY AQUACULTURE DEVICE, SYSTEM AND METH...
- Publication number 20220142126
- Publication date May 12, 2022
- JLH CONSULTING INC.
- John Pearson HOLDER
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
RECIRCULATING AQUACULTURE SYSTEMS AND BIOFILTERS THEREFOR
- Publication number 20130247832
- Publication date Sep 26, 2013
- John Leslie HOLDER
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Method and apparatus for water jet moving bed filtration system
- Publication number 20130020266
- Publication date Jan 24, 2013
- HTH Engineering & Equipment Company, LLC
- Michael B. Timmons
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Water filtration system and its use
- Publication number 20070056890
- Publication date Mar 15, 2007
- Holder Timmons Engineering, LLC
- Ragnar Johannsson
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING