Defendant
3 cases as defendant.
Company overview. IDEAHUB, Inc. is a private, South Korea-based patent licensing and monetization firm. It was founded in 2016 and is headquartered in Seoul (Seocho-gu), with a small U.S. office in Ashburn, Virginia. Public directory data (Salary.com) pegs the U.S. entity at roughly 11–20 employees and $1M–$5M in revenue; the company is not publicly traded. Its leadership team is drawn from LG Electronics' IP center, Intellectual Ventures, MPEG LA, Samsung, Nokia, and IBM.
Products / services / operations. Ideahub does not sell products; it operates as an intellectual-property "hub" that acquires and licenses patents sourced from companies, research institutes, and universities. Per its own materials and Via Licensing Alliance, it runs a dozen-plus licensing programs covering more than 5,000 patents and has licensed to 200+ licensees. Its portfolio concentrates on video coding and streaming — roughly 27–91 US patents (depending on source), primarily in H04N (video encoding/decoding), including patents acquired from Korea's Electronics and Telecommunications Research Institute (ETRI). Many are declared essential to standards such as HEVC, VVC (H.266), and AV1, and several are enrolled in the Access Advance and SISVEL patent pools.
Patent-litigation posture. Ideahub is a non-practicing entity / patent assertion entity — Unified Patents, which challenges its patents, explicitly characterizes it as an NPE. In the tracked database it appears only once, as respondent/defendant in Unified Patents, LLC v. Ideahub Inc. (USPTO, filed 2026-08-28), a defensive challenge rather than an Ideahub assertion. Unified has separately noted district-court assertion activity by Ideahub.
Notable cases / context. The tracked case is Unified's ex parte reexamination of US Patent 10,212,422, a video quantization-parameter patent designated essential to the VVC standard in Access Advance's pool; a related patent was asserted in Europe. Prior Unified challenges to Ideahub patents include a 2025 reexamination of US 10,904,539 (VVC/AV1) and a 2022 PGR of US 11,122,274, whose claims the PTAB held unpatentable in 2024; EPO proceedings also revoked Ideahub's ETRI-origin HEVC patent EP 3402195, with revocation upheld on appeal in 2025.
Ex parte reexamination of US Patent 10,212,422 filed by Unified Patents, LLC at the USPTO; Ideahub Inc. is the patent owner. No outcome was identified in the retrieved sources, and the reported filing date is flagged as inconsistent with the session's current date.
Ex parte reexamination of U.S. Patent No. 10,904,539 filed by Unified Patents, LLC against patent owner Ideahub Inc. The USPTO issued Reexamination Certificate C1, confirming original claims 1–5 patentable and adding new claims 6–20 as patentable.
Post-grant review filed by Unified Patents challenging all claims 1-13 of US 11,122,274 B2. The PTAB instituted review and issued a Final Written Decision finding all challenged claims unpatentable for lack of written description under 35 U.S.C. § 112(a), applying collateral estoppel from IPR2020-00702.