The Tropiformer is a lightweight and water-resistant jacket with plenty of compartments for gadgets and other personal belongings, even tablets. You can also remove its sleeves and wear it as a vest.
ScotteVest is taking wearable storage to a whole new level with their upcoming coat, which is designed to replace carry-on luggage. It has 33 pockets and can carry clothes and shoes. Wow.
Practically a wearable bag, the Travel Vest has 22 pockets and compartments, some of them big enough to hold an iPad. It also has hidden conduits to connect wires to the devices in the pockets.