When it comes to businesses, companies are recognizing how robotics can help people and make things more trouble-free for their customers and consumers. It is all about convenience and making things as easy for people as possible, explains Fred Fuld, editor of Stockerblog.com

One area that is really changing the business landscape is consumer robotics. These are actual robot vacuum cleaners and they function just as well as a human being, if not better.

Robots are even making their way into the medical industry with robot surgery to make sure there are better results. Lots of people are scared to get surgery or go under the knife.

However, many people that need surgery feel a lot safer knowing their chances of a successful surgery would be higher with a robot in charge. 

Robotics is extensively used in the manufacturing industry. The benefits are that they run 24-hours a day, they reduce accidents in the workplace, and they save money.

The possibilities are endless and they are only getting started with ways to help not only end users but businesses as well. The point is, many companies are jumping on the robotics bandwagon.

iRobot (IRBT) manufactures and markets a number of robots that are growing in popularity among middle-class shoppers including the Roomba vacuum cleaning robot and the Scooba floor washing robot.

So if you're looking to invest in robotics, iRobot is a company you should be investigating. It trades at 28 times trailing earnings and 23 times forward earnings.

This debt free company has $173 million in cash, amounting to $6.38 in cash per share. Quarterly earnings tanked 34% for the latest quarter, on flat revenues.

Intuitive Surgical (ISRG) is using robotic technology to take modern medicine farther than its ever gone before.

The company created the Da Vinci Surgical System, which brought robotic surgery into the mainstream, Intuitive Surgical is one of the global leaders in building surgical robots.

The stock has a trailing price to earnings ratio of 39, and a 28 forward PE ratio. This is another debt free stock with $56.73 in cash per share. For the latest quarter, earnings rose 37% on a 15% increase in sales.

Teradyne (TER) makes and markets automatic test equipment and its industrial automation division produces collaborative robots for manufacturing processes.

The stock trades at 15 times forward earnings and is debt free with over $4 per share in cash. For the latest quarter, revenues were up 3.7%.

Adding any or all of these stocks to your portfolio have the possibility of providing potentially large profits over the long term.

The “Robot Revolution” is here and it's up to you to decide whether you want to invest in it or sit on the sidelines while others benefit.

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By Fred Fuld, Editor of Stockerblog.com