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William Painter

Crown Bottle Cap

Some inventions appear small at first glance, but often a closer look proves a simple device can have a revolutionary impa

Julio Palmaz

Balloon Expandable Stent

A common cause of heart attack and stroke is restricted blood flow caused by atherosclerosis, or clogged arteries.

Louis Pasteur


Louis Pasteur was born on December 27, 1822 in Dole, a small town in eastern France.

Ryan Patterson

American Sign Language Translator/Glove

Sometimes it takes a young innovator’s fresh eyes and outsider’s perspective to come up with a unique solution to a lon

Les Paul

Solid-body Electric Guitar

One would be hard-pressed to find a guitar fan unfamiliar with the name Les Paul, who not only established himself as a

Radia Perlman

Spanning Tree Protocol

During the 1970s scientists and programmers were working hard on assembling the networks and technology to enable what

Sydney Pestka

Reverse Phase High-Performance Liquid Chromatography (RP-HPLC)

Though his name may be unfamiliar to some, the remarkable achievements that scientist and inventor Dr.

Kieu Phan

The Bra Ball

It may sound like a trivial problem to some, but many women know that when you put a bra in the washing machine you hav

Van Phillips

Flex-Foot Prosthetics

Van Phillips, inventor of the Flex-Foot brand of prosthetic feet and limbs, turned a tragic moment into a revolutionary

Gregory Pincus

Birth Control Pill

Gregory Goodwin Pincus was one of the creators of the first effective birth-control pill.

Olivia Poole

Jolly Jumper

Mothers and babies around the world enjoy the soothing, bouncing motion of an ingenious swing known as the Jolly Jumper