ASUSTek Computer Inc., commonly known as Asus, is a Taiwanese multinational computer, phone hardware, and electronics manufacturer headquartered in Beitou District, Taipei, Taiwan. Founded in 1989, Asus is a publicly traded company on the Taiwan Stock Exchange (TSE: 2357). As of 2024, it was the world's fifth-largest personal computer vendor by unit sales. The company employs approximately 16,000 to 17,000 people globally and reported revenue of approximately $18.24 billion USD in 2024, with a market capitalization of around $16.71 billion USD as of October 2025.
Asus designs, manufactures, and sells a wide array of computing, communication, and consumer electronics products. Its extensive portfolio includes desktop computers, laptops (such as ZenBook, VivoBook, and the gaming-focused Republic of Gamers/ROG and TUF Gaming lines), motherboards, graphics cards, mobile phones (ZenFone, PadFone), monitors, networking equipment, peripherals, servers, and tablet PCs. The company also operates as an original equipment manufacturer (OEM) for other technology vendors.
In terms of patent litigation, ASUSTek Computer Inc. primarily operates as a defendant, indicating its posture as an operating company that defends against patent infringement claims. The company has one tracked case in our database, where it appears as a defendant and has no plaintiff cases. This single case, "Force MOS Technology v. ASUSTek Computer, Inc. et al.," was filed on November 28, 2022, in the Texas Eastern District Court, a venue frequently chosen by patent assertion entities.