Google: Started as Backrub, changed to Google for simplicity and catchiness.
PepsiCo: Originally called Brad's Drink, rebranded to Pepsi to enhance recognition and memorability.
Blackberry: Formerly known as Research In Motion (RIM), chose Blackberry to align with its flagship product.
Volkswagen: Simplified the name from Gesellschaft zur Vorbereitung des Deutschen Volkswagens mbH to Volkswagen, emphasizing clarity and ease of recognition.
Sony: Adopted the name Sony to resonate globally and appeal to international markets.
IBM: Changed from Computing-Tabulating-Recording Company (CTR) to International Business Machines (IBM) to align with its ambitious purpose.