Question: Which American multinational corporation headquartered in San Jose, California , developed a keychain RFID device introduced in 1997 by Mobil Oil Corp?
Context: Team San Jose (also known as San Jose CVB) is a non-profit management corporation launched in 2004 to promote tourism in San Jose, California.  It operates the San Jose Convention Center and cultural venues such as South Hall, Parkside Hall, San Jose Civic Auditorium, California Theatre, San Jose Center for the Performing Arts, and Montgomery Theater, and serves as the convention and visitors bureau for San Jose.  Team San Jose is an economic driver in Silicon Valley, evolving into a $20 million company with more than 300 employees. Exxon Mobil Corporation is an American multinational oil and gas corporation headquartered in Irving, Texas.  It is the largest direct descendant of John D. Rockefeller's Standard Oil Company, and was formed on November 30, 1999 by the merger of Exxon (formerly Standard Oil Company of New Jersey) and Mobil (formerly the Standard Oil Company of New York). The San Jose Municipal Stadium, or Muni Stadium in common usage, is the home of the minor league baseball San Jose Giants, the Advanced A league affiliate of the San Francisco Giants located in San Jose, California.  The Giants play in the northern division of the California League.  The stadium is also home to the San Jose State University Spartans college baseball team for some regular season games (other regular season games are played across Alma Avenue at Blethen Field).  The local high school baseball divisions also use Municipal Stadium as their championship field.  The stadium also hosts concerts, weddings, dog shows, and many other local events.  In the past Muni Stadium has been the home field for the San Jose Owls, San Jose Red Sox, San Jose Pirates, San Jose Missions, the San Jose Bees, and the San Jose Expos. The Arun gas field is a natural gas field located onshore north Sumatra, Indonesia.  It was discovered by Mobil Oil Corporation in 1971 and developed by Mobil and Pertamina.  Mobil also built and operated the Arun natural gas liquefaction plant there for export.  The field began production in 1975 and produced natural gas and condensates.  The total proven reserves of the Arun gas field were around 16 trillion cubic feet (457×10m³), and production was around 450 million cubic feet/day (12.9×10m³). San Jose Earthquakes are an American soccer club founded in 1994 as the San Jose Clash after the city of San Jose was awarded an inaugural Major League Soccer (MLS) franchise.  San Jose began playing competitive soccer in the 1996 season.  It plays its home games at Avaya Stadium, competing in the Western Conference of the MLS.  The current San Jose Earthquakes is the second soccer team from San Jose to bear the "Earthquakes" nickname.  The tradition was started by San Jose's North American Soccer League team in 1974 who carried the name until the team folded in 1988.  The current San Jose Earthquakes is an entity distinct of this club, and hosted the first ever MLS game on April 6, 1996, against D.C. United.  In 2005, the then owner of the Earthquakes, Anschutz Entertainment Group, announced plans of the team relocating to Houston due to failing efforts to secure a soccer-specific stadium in San Jose.  The organization in Houston would be considered an expansion team by the league, eventually being known as the Houston Dynamo, who began play in 2006.  The Earthquakes returned after a two-year hiatus, resuming play in 2008. The Magnolia Petroleum Company was an early twentieth century petroleum company in Texas founded on April 24, 1911 by the Sealy family of Galveston, as a consolidation of several earlier companies.  Standard Oil of New York (Socony) exchanged its stock for all of the Magnolia stock (except seven shares for the Directors) in December 1925 though it continued to operate as an affiliate of Socony.  Socony merged with Vacuum Oil Company in 1931, becoming Socony-Vacuum Oil Company.  Magnolia Petroleum continued to operate as a subsidiary of Socony-Vacuum.  In 1959, Magnolia was fully incorporated into the Mobil division of Socony-Vacuum, which later changed its name to Socony Mobil and, ultimately to Mobil Mobil Oil Corporation. The San Jose Repertory Theatre (a.k.a. San Jose Rep) was the first resident professional theatre company in San Jose, California.  It was founded in 1980 by James P. Reber.  In 2008, after the demise of the American Musical Theatre of San Jose, the San Jose Rep became the largest non-profit, professional theatre company in the South Bay with an annual operating budget of $5 million.  In 2006, it was saved from impending insolvency by a $2 million bailout loan from the city of San Jose; this was later restructured into a long-term loan similar to a mortgage. Speedpass is a keychain RFID device introduced in 1997 by Mobil Oil Corp. (which merged with Exxon to become ExxonMobil in 1999) for electronic payment.  It was originally developed by Verifone.  As of 2004, more than seven million people possess Speedpass tags, which can be used at approximately 10,000 Exxon, Mobil and Esso gas stations worldwide.  At one point, Speedpass was deployed experimentally in fast-food restaurants and supermarkets in select markets.  McDonald's alone deployed Speedpass in over 400 Chicago area restaurants.  The test was deemed a failure and McDonald's removed the scanners from all their restaurants in mid-2004.  Additionally, the New England grocery chain Stop & Shop tested Speedpass at their Boston area stores; the units were removed in early 2005.  Speedpass has also been previously available through a Speedpass Car Tag and a Speedpass-enabled Timex watch. San Jose Sports & Entertainment Enterprises (SJSEE) is a private company based in San Jose, California which owns the San Jose Sharks of the National Hockey League, the San Jose Barracuda of the American Hockey League, and manages the SAP Center at San Jose arena.  The company was formed in 2002 after George Gund III put these assets up for sale; Gund requested then-Sharks president and CEO Greg Jamison to find a group of local investors to buy the team and keep them in San Jose. Verifone is an American multinational corporation headquartered in San Jose, California that provides technology for electronic payment transactions and value-added services at the point-of-sale.
Answer: Verifone