[{"n": "Timeline of United States inventions (after 1991)", "u": "/e/american-inventions/timeline-of-united-states-inventions-after-1991/", "s": "Scroll wheel invented by Eric Michelman in 1995."}, {"n": "8-track cartridge", "u": "/e/american-inventions/8-track-cartridge/", "s": "Magnetic-tape cartridge popular from mid-1960s to early 1980s."}, {"n": "19-inch rack", "u": "/e/american-inventions/19-inch-rack/", "s": "The standardized frame for mounting electronic equipment, established by AT&T around 1922."}, {"n": "A Manufacturing Language", "u": "/e/american-inventions/a-manufacturing-language/", "s": "IBM's robot programming language for factory automation."}, {"n": "Active pen", "u": "/e/american-inventions/active-pen/", "s": "Electronic input device for direct on-screen writing and drawing."}, {"n": "Aerial work platform", "u": "/e/american-inventions/aerial-work-platform/", "s": "Temporary access to height, from cherry orchards to construction sites."}, {"n": "Aerosol bomb", "u": "/e/american-inventions/aerosol-bomb/", "s": "The aerosol bomb: a World War II innovation that revolutionized pest control."}, {"n": "Amberola", "u": "/e/american-inventions/amberola/", "s": "Hand-cranked phonograph with internal horn using Edison's later cylinder technology."}, {"n": "Amiga", "u": "/e/american-inventions/amiga/", "s": "Mid-80s computer family with custom graphics and sound hardware."}, {"n": "Announcement of polio vaccine success", "u": "/e/american-inventions/announcement-of-polio-vaccine-success/", "s": "The world's first successful polio vaccine, announced on April 12, 1955."}, {"n": "Ant robotics", "u": "/e/american-inventions/ant-robotics/", "s": "Swarm robots that communicate via markings, inspired by ant colonies."}, {"n": "Apgar score", "u": "/e/american-inventions/apgar-score/", "s": "Standardized newborn health assessment tool developed in 1952."}, {"n": "App Store (Apple)", "u": "/e/american-inventions/app-store-apple/", "s": "Apple's digital marketplace for iOS, macOS, and iPadOS apps."}, {"n": "Argon oxygen decarburization", "u": "/e/american-inventions/argon-oxygen-decarburization/", "s": "A transformative method for refining stainless steel and high-grade alloys."}, {"n": "Argus retinal prosthesis", "u": "/e/american-inventions/argus-retinal-prosthesis/", "s": "A bionic eye for retinitis pigmentosa."}, {"n": "Armstrong process", "u": "/e/american-inventions/armstrong-process/", "s": "Patented 1999 titanium refining method producing coral-like powder."}, {"n": "2-in-1 laptop", "u": "/e/american-inventions/2-in-1-laptop/", "s": "Portable computers combining tablet and laptop features."}, {"n": "90 nm process", "u": "/e/american-inventions/90-nm-process/", "s": "Semiconductor node that mainstreamed 300 mm wafers and 193 nm lithography."}, {"n": "Abel Axe", "u": "/e/american-inventions/abel-axe/", "s": "Aluminium electric guitar with distinctive body holes."}, {"n": "Abraham Lincoln's patent", "u": "/e/american-inventions/abraham-lincoln-s-patent/", "s": "Only U.S. president to hold a patent."}, {"n": "AC block", "u": "/e/american-inventions/ac-block/", "s": "Container integrating power conversion systems and batteries."}, {"n": "Acrylic paint", "u": "/e/american-inventions/acrylic-paint/", "s": "Fast-drying water-based paint that mimics oil or watercolor."}, {"n": "Active Denial System", "u": "/e/american-inventions/active-denial-system/", "s": "U.S. directed-energy weapon using millimeter waves for crowd control."}, {"n": "AeroPress", "u": "/e/american-inventions/aeropress/", "s": "Manual coffeemaker using pressure to brew coffee."}, {"n": "AI engine", "u": "/e/american-inventions/ai-engine/", "s": "Computational core for AI inference and signal processing."}, {"n": "Airbag", "u": "/e/american-inventions/airbag/", "s": "A passive restraint that inflates during a collision to cushion occupants."}, {"n": "Alarm clock", "u": "/e/american-inventions/alarm-clock/", "s": "A clock that alerts at a specified time."}, {"n": "Allura Red AC", "u": "/e/american-inventions/allura-red-ac/", "s": "A widely used red dye approved in the US and EU, with ongoing safety debates and a recent California school ba"}, {"n": "Anamorphic format", "u": "/e/american-inventions/anamorphic-format/", "s": "Widescreen without compromise: the art of squeezing and expanding the image."}, {"n": "Armoured train", "u": "/e/american-inventions/armoured-train/", "s": "Armoured trains were mobile fortresses on rails."}, {"n": "ARPANET", "u": "/e/american-inventions/arpanet/", "s": "First packet-switched network; technical foundation of the Internet."}, {"n": "Artificial neuron", "u": "/e/american-inventions/artificial-neuron/", "s": "Mathematical model of a biological neuron, core of neural networks."}, {"n": "As seen on TV", "u": "/e/american-inventions/as-seen-on-tv/", "s": "Generic phrase for TV-advertised direct-response products."}, {"n": "Asphalt shingle", "u": "/e/american-inventions/asphalt-shingle/", "s": "Asphalt shingles are a widely used, affordable roofing cover in North America."}, {"n": "Science and technology in the United States", "u": "/e/american-inventions/science-and-technology-in-the-united-states/", "s": "U.S. science grew from Enlightenment ideals and immigrant talent."}, {"n": "Timeline of United States discoveries", "u": "/e/american-inventions/timeline-of-united-states-discoveries/", "s": "Baker Island: discovered by U.S. Captain Michael Baker in 1832."}, {"n": "Timeline of United States inventions (1890–1945)", "u": "/e/american-inventions/timeline-of-united-states-inventions-1890-1945/", "s": "A timeline of U.S. inventions from the Progressive Era through World War II."}, {"n": "Timeline of United States inventions (before 1890)", "u": "/e/american-inventions/timeline-of-united-states-inventions-before-1890/", "s": "Benjamin Franklin's flexible catheter: a hinged metal tube with a wire coil, invented in 1752."}, {"n": "All-star game", "u": "/e/american-inventions/all-star-game/", "s": "Showcasing the best players in a league."}]