MASHABLE — Customers of Seattle-based bag manufacturer Tom Bihn are as passionate about the product as the company’s 22-person staff. The company’s namesake has been designing and making bags for more than 20 years. He always has a sketchbook, regularly works on up to 10 designs at once and always sews the prototype of the new product himself, according to the company’s Web site. Tom Bihn has a Seattle factory showroom/retail store that is open to the public one day per month. Otherwise, the bags are available exclusively through its Web site. The company’s social media presence is rich with customer experience about their products and photos of bag-toting fanatics all over the world...