D. ACQUISITIONS AND INVESTMENT IN OTHER COMPANY Acquisitions Lemsys SA On January 30, 2019, Teradyne acquired all of the issued and outstanding shares of Lemsys SA (Lemsys) for a total purchase price of approximately $9.1 million. Lemsys strengthens Teradynes position in the electrification trends of vehicles, solar, wind, and industrial applications. The Lemsys acquisition was accounted for as a business combination and, accordingly, the results have been included in Teradynes Semiconductor Test segment from the date of acquisition. Teradynes final allocation of the purchase price was goodwill of $1.4 million, which is not deductible for tax purposes, acquired intangible assets of $4.6 million with an average estimated useful life of 5.2 years, and $3.1 million of net tangible assets. The acquisition was not material to Teradynes condensed consolidated financial statements. Mobile Industrial Robots On April 25, 2018, Teradyne acquired all of the issued and outstanding shares of Mobile Industrial Robots Aps (MiR), a Danish limited liability company located in Odense, Denmark. MiR is the leading maker of collaborative autonomous mobile robots for industrial applications. MiR is part of Teradynes Industrial Automation segment. The total purchase price of $197.8 million included $145.2 million of cash paid and $52.6 million of contingent consideration measured at fair value. The contingent consideration is payable in Euros upon the achievement of certain thresholds and targets for revenue and earnings before interest and taxes for periods from January 1, 2018 to December 31, 2018; January 1, 2018 to December 31, 2019; and January 1, 2018 to December 31, 2020. The contingent consideration related to revenue for the period from January 1, 2018 to December 31, 2018 in the amount of $30.8 million was paid in March 2019. The remaining maximum contingent consideration that could be paid is $84.1 million. The valuation of the contingent consideration is dependent on the following assumptions: forecasted revenues, revenue volatility, earnings before interest and taxes, and discount rate. These assumptions were estimated based on a review of the historical and projected results. The MiR acquisition was accounted for as a business combination and, accordingly, the results have been included in Teradynes consolidated results of operations from the date of acquisition. MiRs products will help expand the Industrial Automation segment, which is a key component of Teradynes growth strategy. The allocation of the total purchase price to MiRs net tangible liabilities and identifiable intangible assets was based on their estimated fair values as of the acquisition date. The excess of the purchase price over the identifiable intangible assets and net tangible liabilities in the amount of $136.0 million was allocated to goodwill, which is not deductible for tax purposes. MiRs results have been included in Teradynes Industrial Automation segment from the date of acquisition. The following table represents the final allocation of the purchase price: Purchase Price Allocation (in thousands) Goodwill $ 135,976 Intangible assets 80,670 Tangible assets acquired and liabilities assumed: Current assets 6,039 Non-current assets 1,336 Accounts payable and current liabilities (7,336 ) Long-term deferred tax liabilities (18,007 ) Other long-term liabilities (900 ) Total purchase price $ 197,778 Teradyne estimated the fair value of intangible assets using the income and cost approaches. Acquired intangible assets are amortized on a straight-line basis over their estimated useful lives. Components of these intangible assets and their estimated useful lives at the acquisition date are as follows: Fair Value Estimated Useful Life (in thousands) (in years) Developed technology $ 58,900 7.0 Trademarks and tradenames 13,240 11.0 Customer relationships 8,500 2.5 Backlog 30 0.2 Total intangible assets $ 80,670 7.2 The following unaudited pro forma information gives effect to the acquisition of MiR as if the acquisition occurred on January 1, 2018. The unaudited pro forma results are not necessarily indicative of what actually would have occurred had the acquisition been in effect for the periods presented: For the Three Months Ended For the Six Months Ended July 1, 2018 July 1, 2018 (in thousands) Revenue $ 528,238 $ 1,021,194 Net income 101,780 186,787 Net income per common share: Basic $ 0.53 $ 0.97 Diluted $ 0.52 $ 0.94 Pro forma results for the three and six months ended July 1, 2018 were adjusted to exclude $2.3 million and $2.9 million , respectively, of acquisition related costs , and $0.4 million of non-recurring expense related to fair value adjustment to acquisition-date inventory . Energid Technologies Corporation On February 26, 2018, Teradyne acquired all of the issued and outstanding shares of Energid Technologies Corporation (Energid) for a total purchase price of approximately $27.6 million. Energids technology enables and simplifies the programming of complex robotic motions used in a wide variety of end markets, ranging from heavy industry to healthcare, utilizing both traditional robots and collaborative robots. The Energid acquisition was accounted for as a business combination and, accordingly, Energids results have been included in Teradynes Industrial Automation segment from the date of acquisition. As of the acquisition date, Teradynes purchase price allocation was goodwill of $14.4 million which is deductible for tax purposes, acquired intangible assets of $12.3 million with an average estimated useful life of 7.7 years, and $1.0 million of net tangible assets. The acquisition was not material to Teradynes condensed consolidated financial statements. Investment in Other Company On June 3, 2019, Teradyne invested $15.0 million in RealWear, Inc. (RealWear). RealWear, a private company, develops and sells advanced wearable technology including industrial, hands-free, head-mounted augmented reality devices that make the workplace safer and more productive. Teradynes investment in RealWear aligns with its strategy of bringing the power of advanced automation to companies of all sizes to improve the productivity of their employees and the quality of their products and services. The investment was recorded at cost and is evaluated for impairment or an indication of changes in fair value resulting from observable price changes in orderly transactions for the identical or a similar investment of the same issuer on a quarterly basis. At June 30, 2019 the value of the investment was $15.0 million.