In the law firmsJones Day has added Rita J. Yoon as a partner in the firm’s intellectual property practice.Yoon focuses her practice on high-stakes, technology-driven litigation, especially patent litigation.She also counsels clients on licensing and patent portfolio evaluations.• Ice Miller LLP added Tiffany Tran as an associate to the firm’s business group.She focuses her practice in the areas of commercial contracts, federal and state securities law, bankruptcy cases and general corporate matters.In the …