begin the season with a "double diffuser" design. However, the team's form dropped off during the European leg of the season before returning for the final flyaway races. In the next nine races Toyota only managed five points finishes, with no podiums, and they were overtaken in the constructors' championship by both Ferrari and McLaren. A resurgence towards the end of the season saw Toyota claim another two podiums (in Singapore and Japan) and secure fifth place in the constructors' title, albeit without the targeted first victory. Glock was injured in a crash during qualifying for the Japanese Grand Prix, and was replaced for the final two races of the season by the team's test and reserve driver, Kamui Kobayashi. In light of the parent company's first ever financial loss in 2009, Toyota decided to withdraw from Formula One with immediate effect on 4 November 2009. An agreement was reached for the Stefan Grand Prix team, which was attempting to compete in the 2010 season to take Toyota's chassis and engines in 2010. Stefan Grand Prix also rented private office space at Toyota Motorsport GmbH, but the team was refused an entry and never competed in Formula One. Toyota's grid spot in 2010 was taken by Sauber who competed under the name BMW Sauber despite BMW's withdrawal from the sport and the team reverting to Ferrari engines. Engine supplier Jordan used Toyota engines in and when the team was re-badged as Midland F1 in , Toyota continued to supply the team with engines. Williams also used Toyota engines from to . Sponsorship Panasonic was Toyota's title sponsor since the team's first season in . After Toyota's upturn in form from , Panasonic extended its sponsorship deal. Denso (a member of Toyota Group) and Esso (a member of ExxonMobil group) were also with Toyota F1 since that first year. Notable drivers Based on a racer's credentials, Olivier Panis could be classed as Toyota F1's first notable driver, being their first man with a Grand Prix win to his name. However, that win was in unusual circumstances, when many of the front-runners (drivers for teams like Williams, Ferrari and Benetton) dropped out in the wet, tricky conditions. Otherwise, Panis had never driven for front-running teams, and joined Toyota in 2003 after a season with BAR that yielded just 4 points. Therefore, the following are racers of calibre who have shone for Toyota,