Coway. has filed a patent for a tube-shaped pleated filter member with a unique design. The filter body includes inner and outer pleated portions, with a specific thickness range defined in relation to the diameter of the filter. This innovation aims to enhance filtration efficiency. GlobalData’s report on Coway gives a 360-degree view of the company including its patenting strategy. Buy the report here.

Smarter leaders trust GlobalData


Premium Insights Coway Co Ltd - Company Profile

Buy the Report

Premium Insights

The gold standard of business intelligence.

Find out more

According to GlobalData’s company profile on Coway, Reverse osmosis and nano-filtration was a key innovation area identified from patents. Coway's grant share as of January 2024 was 43%. Grant share is based on the ratio of number of grants to total number of patents.

Tube-shaped pleated filter member with specific inner virtual line shape

Source: United States Patent and Trademark Office (USPTO). Credit: Coway Co Ltd

The patent application (Publication Number: US20240033674A1) describes a tube-shaped pleated filter member comprising a filter body with a tube shape and a support unit retaining the shape of the filter body. The filter body includes outer and inner pleated portions, with the inner pleated portions forming a unit wave shape repeated outward from the central axis. The thickness of the filter body in relation to the diameter of the outer virtual line is defined by a specific range, ensuring optimal performance.

Furthermore, the patent application details the specific characteristics of the unit wave shape formed by the inner virtual line, including the number of corners, distance from the central axis, and gradual reduction or increase in distance. The support unit of the filter member is formed by curing an adhesive member applied to the filter medium, with the adhesive applied at specific locations to provide structural integrity. Additionally, a cover member is included in the support unit to surround and support both inner and outer circumferential surfaces of the filter body, enhancing overall durability and functionality.

To know more about GlobalData’s detailed insights on Coway, buy the report here.

Premium Insights


The gold standard of business intelligence.

Blending expert knowledge with cutting-edge technology, GlobalData’s unrivalled proprietary data will enable you to decode what’s happening in your market. You can make better informed decisions and gain a future-proof advantage over your competitors.


GlobalData, the leading provider of industry intelligence, provided the underlying data, research, and analysis used to produce this article.

GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.