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.
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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
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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.
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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.
