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Hacky Sack
Hacky Sack or Footbag is a modern American sport invented in 1972.

Hair Brush - Dye - Spray - Styling Tools
The history of hair dryers, ironing curlers and other beauty appliances. The history of cosmetics and hair products.

Hallmark Cards
Joyce Hall was a youthful picture-postcard peddler who became the big name in greeting cards.

Halloween Patents
See some amazing inventions patented in service of Halloween.

Halogen Lights
Also lightbulbs, lighting and other lamps.

Coat Hangers
Today’s wire coat hanger was inspired by a clothes hook patented in 1869, by O. A. North of New Britain, Connecticut.

Hardware Tools
The inventors behind several common household tools.

Harpsicord
The history behind musical instruments and their inventors.

Hats and Wigs
The history of hats and wigs.

Helicopter
The history of helicopters.

Highways
The history of roads and asphalt.

Hills Hoist
A rotary clothes line developed and marketed by Australian, Lance Hill in 1945.

HIV Protease Inhibitors
First invented between 1989 and 1994.

Hockey
The game we know today was first played in Montreal in 1875, according to rules devised by a McGill student.

Hole Punch
C. B. Brooks patented an early paper punch, also called a ticket punch. It was the first ticket punch to have a built-in receptacle on one of the jars to collect the round pieces of waste paper and prevent littering.

Holography/Holograms
Holography is a photographic process, best known for the 3-dimensional images. Holograms are made using a laser and a light-sensitive material chemically similar to a photographic emulsion.

Home Innovations
The history of the common inventions you find inside your home.

Home Security
The first home security system was patented on December 2, 1969.

Horseshoe
The origin of iron horseshoes and horseshoe nails.

Hot Dogs
The history of hot dogs.

Hovercraft
The hovercraft was invented by Christopher Cockerell in 1956.

HTML
The history of hypertext markup language (HTML) is a strange and interesting tale.

Hula Hoop
The hula hoop was re-invented by Richard Knerr and Arthur "Spud" Melin.

Hydrogen Fuel Cells
Invented in 1839 by Sir William Grove, hydrogen fuel cells have now becoming the power source for the 21st century. How hydrogen cells work.

Hygrometer
A hygrometer is an instrument used to measure the moisture content or the humidity of air or any gas.

Hyperbaric Oxygen Chambers
The history of hyperbaric oxygen chambers.

Hypodermic Needle or Syringe
What's the history behind this medical device.

Try Searching by Inventor
If you cannot find what you want by invention, try by the inventor.

Continue Alphabetically: I

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