Washington Innovations & Inventions Timeline

Looking for some inspiration for your ideas? Washington State has had some remarkably innovations and inventions over the years, from bone marrow transplantation to the Slinky Dog. This timeline shows just some of the remarkable ideas entrepreneurs and inventors in Washington have brought to market over the last century or so.

To explore the timeline, scroll left to right using either your mouse scroll wheel or the cursor arrows on your keyboard. To view photos or video, click on the MORE button on each milestone.