Patent assignee · US · COMPANY

Smith-Root, Inc.

18Patents
14Active
18Granted
48Portfolio score

Filing activity: Jul 31, 1992 → Oct 17, 2022 · 2 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5445111A Electrified fish barriers Fixed Constructions 21 Expired
US5327854A Electric fish shocking devices using programmable output waveforms Human Necessities 21 Expired
US6978734B1 Electric fish barrier for water intakes at varying depths Fixed Constructions 9 Expired
USD622806S1 Telescoping anode pole General 4 Expired
US8739736B2 Systems and methods for the portable electroanesthesia of fish Human Necessities 2 Active
US9596836B2 Apparatus and methods for the guidance of fish Fixed Constructions 2 Active
US9677236B2 Systems and methods for mobile electrofishing monitoring Physics 0 Active
US11307118B2 Dynamic environmental water sampling backpack Physics 0 Active
US9468198B2 Systems and methods for aquatic electrical barrier desynchronization Fixed Constructions 0 Active
USD776366S1 Organism immobilization apparatus General 0 Active
USD745226S1 Laboratory fish tank General 0 Active
US9210942B2 Systems and methods for the electric field-controlled anesthetizing of fish Emerging Cross-Sectional Technologies 0 Active
US8925488B2 Systems and methods for the controlled electrified field barriers Fixed Constructions 0 Active
US9532576B2 Systems and methods for the electric field controlled anesthetizing of fish Emerging Cross-Sectional Technologies 0 Active
US11471837B2 Self-preserving biodegradable environmental DNA filter Physics 0 Active
US9198405B2 Systems and methods for boat anesthetization of fish Human Necessities 0 Active
US9820474B2 Systems and methods for electrified fish barriers Emerging Cross-Sectional Technologies 0 Active
US12145107B2 Self-preserving biodegradable environmental DNA filter Physics 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.