A hard-knock laptop

How Panasonic learned to control its manufacturing, listen to its customers and dominate the market for rugged notebooks.

Waterproofing
Waterproofing
Utility workers in particular need their laptops to be water-resistant; after all, much of their work is done in howling storms. But even salespeople benefit from being able to work on top of the car's hood in a drizzle. Fully rugged Toughbooks are tested for 12 hours in a chamber that sprays water from several angles; the semi-rugged Toughbook 74 survives a simple 4-ounce spill.
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Most stock quote data provided by BATS. Market indices are shown in real time, except for the DJIA, which is delayed by two minutes. All times are ET. Disclaimer. Morningstar: © 2018 Morningstar, Inc. All Rights Reserved. Factset: FactSet Research Systems Inc. 2018. All rights reserved. Chicago Mercantile Association: Certain market data is the property of Chicago Mercantile Exchange Inc. and its licensors. All rights reserved. Dow Jones: The Dow Jones branded indices are proprietary to and are calculated, distributed and marketed by DJI Opco, a subsidiary of S&P Dow Jones Indices LLC and have been licensed for use to S&P Opco, LLC and CNN. Standard & Poor's and S&P are registered trademarks of Standard & Poor's Financial Services LLC and Dow Jones is a registered trademark of Dow Jones Trademark Holdings LLC. All content of the Dow Jones branded indices © S&P Dow Jones Indices LLC 2018 and/or its affiliates.