Ashburnham, MA, United States of America

Joshua Griffis

This inventor holds 25 USPTO granted patents and 12 published patent applications, plus 3 CIPO patents and 9 EPO patents, primarily in Electrochemical Systems. Top assignees: Evoqua Water Technologies Pte. Ltd., Other. Active years: 2017-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Joshua Griffis. Retrieved from https://idiyas.com/inventor/joshua-griffis

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 25 (Patent Applications = 12)

% Patents Active = 100.0

CIPO Patents = 3 (Patent Applications = 20)

EPO Patents = 9 (Patent Applications = 21)

Average Co-Inventor Count = 4.4

ph-index = 6

Forward Citations = 40(Granted Patents)

Location History:

Asburnham, MA (US) (2023)
Ashburnham, MA (US) (2017 - 2024)

Company Filing History:

23 out of 303

Evoqua Water Technologies Pte. Ltd.

patents

2 out of 834,570

Other

patents

Years Active: 2017-2026

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Areas of Expertise:

Electrochemical Cells

Self-Cleaning

Chlorate Reduction

Flow Features

Electrodialysis

Pulsed Power Supply

Disinfectant Solutions

Saline Water Treatment

Feedback Control

Hydrogen Abatement

Fluid Manifolds

Multi-Planar Flow

25 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12753096 - Flow features for self-cleaning concentric tubular electrochemical cells (2026-10-06),

2. 12679750 - Electrochlorination system configurations for the generation of high product strength solutions (2026-07-14),

3. 12678716 - Regenerative media filter with flow diffuser (2026-07-14),

4. 12623931 - Pulsed power supply for sustainable redox agent supply for hydrogen abatement during electrochemical hypochlorite generation (2026-05-12),

5. 12486186 - Process of using demineralized water for chlorate reduction in on-site brine electrochlorination systems (2025-12-02),

6. 12180103 - Treatment of saline water for agricultural and potable use and for generation of disinfectant solution (2024-12-31),

7. 12138591 - Structures for normalizing multi-planar flow distribution within an electrochemical separation system (2024-11-12),

8. 12070722 - Fluid manifolds in electrodialysis devices (2024-08-27),

9. 12017183 - Sub-block sealing for electrochemical separation devices (2024-06-25),

10. 11958762 - Internal electrical connections for concentric tubular electrochemical cells (2024-04-16),

11. 11814305 - Electrochlorination system configurations for the generation of high product strength solutions (2023-11-14),

12. 11802063 - Pulsed power supply for sustainable redox agent supply for hydrogen abatement during electrochemical hypochlorite generation (2023-10-31),

13. 11795074 - Half-cell electrochemical configurations for self-cleaning electrochlorination devices (2023-10-24),

14. 11713261 - Flow features for self-cleaning concentric tubular electrochemical cells (2023-08-01),

15. 11673096 - Sub-block sealing for electrochemical separation devices (2023-06-13),

Title: The Innovative Contributions of Joshua Griffis in Water Treatment Technologies

Introduction

Joshua Griffis, an accomplished inventor based in Ashburnham, MA, holds an impressive portfolio of 20 patents. His work primarily focuses on water treatment technologies that aim to improve the quality and usability of saline water for both agricultural and potable purposes.

Latest Patents

Among his latest inventions are two noteworthy patents. The first is a system designed for the treatment of saline water, which produces potable water and water suitable for irrigation. This system incorporates an electrodialysis apparatus that features monovalent selective membranes and includes various outlets for treated fluid. It also comprises a nanofiltration apparatus and an electrolyzer that generates multiple product streams, including chlorine gas and sodium hypochlorite. The second patent focuses on structures that normalize multi-planar flow distribution within an electrochemical separation system. This module consists of a cell stack with ion-depleting and ion-concentrating compartments, alongside an inlet manifold to facilitate efficient fluid circulation.

Career Highlights

Joshua has made significant contributions during his tenure at various companies, including Evoqua Water Technologies Pte. Ltd. His innovative approaches and technical expertise in water treatment have garnered recognition and continue to shape the industry.

Collaborations

Throughout his career, Joshua has collaborated with talented individuals, including his coworkers Li-Shiang Liang and Simon Paul Dukes. These partnerships have helped to enhance his innovative projects and drive advancements in water treatment technologies.

Conclusion

Joshua Griffis stands out as a notable inventor with a commitment to improving water quality through innovative technologies. His patents reflect his dedication to addressing global challenges related to water scarcity and safety, making him a valued figure in the field of water treatment innovation.

Profile summary based on public USPTO records.