In order to understand the contributions of Google we have to go far Beyond the historical background to highlighted the key points of the contributions recommend by CEO - Sundar Pichai so lets begins first and foremost Pichai after being selected in Google in 2004 and the day of which he joined Google launched its Gmail while he got position of Project development manager where he has to execute the system of Google Search Tool Bar now millions of people used for searching information. 

Secondly Pichai has an innovative idea to launched a brand new browser to make deal with of the latest  broswer of that time I.e Internet Explorer successfully running at that time one of best browser of 90s era. He suggests to bring with a new AI idea because he wants to replace Internet Explorer which has changed into Bing by default browser in which Microsoft has to launched at around 2004.

But unfortunately, the idea of launching a new browser has been rejected by the  superiors of Google because Google Developers are being afraid of Internet Explorer by evaluate the latest performance of the Web Browser and revealed that if they have launched the another web browser instead of the Internet Explorer then unless people have used to get their information meanwhile at that time Safari and Firefox has made another positive impacts among millions of people over an era. 

In addition to the same contexts, Larry Page and Sergay Brain who are the founders of Google has inspired in his idea to launched a new browser in terms of replacing Bing called Google Chrome. As we evaluate the brief history of Google then we have ensure that Google searching tool bar has been come after 8 years back in the platform as compared to the other search engine as long as Gmail also lately introduced in the platforms of Emails as almost 33 years back in fact Google had launched the first vedio sharing platform in 1977 came to be known as Shereyyourworld.com which acts as a basic junior video sharing platform at that time. Now YouTube is the alternative version of video sharing platform lauched in 2005 in which millions of people over the world posting and sharing videos now. 

Nevertheless, Pichai has to launched the Chrome with unbeatable UI designing latest features that people get inspired become popular among them now. To modify tremendous user interface with fastest browsing speed he has launched chromium in 2005  which is an open source web browser to indentify the UI through the interest of Web developers who forward suggesstions in terms of making more attractive UI of Google Chrome makes more stable and effortless to use which makes people to swifted from slowest Internet Explorer to fastest Chrome browser. 

Nonetheless, another contribution has been influenced by Pichai is that laughing of Google Drive in 2006 where it offers the users different combination of Slides, Docs & Sheets with user interface brought a new era of digitization popular among people. These office products he had launched to replace Microsoft office products as all knew that MS Word, MS Excel PowerPoint.

While on the other hand, now after laughing free apps of Google Suite and of huge success to attracted people beyond Google products Sundar Pichai has moved onto the position of Vice President of Google Chrome and G Suite Apps. Furthermore he also managed the entire networking system of Android One after resignation of  Andy Rubin therefore he tie up the Android one with Google.

So finally from the aforsaid information we have ensure that Sundar Pichai who is the CEO of Google also one of the most successful contributer entrepreneur and innovator of Google after all.