Male Inventors

Created the "Jenny Coupler."

Created a Steam Engine for Warships.

Developed the Street-sweeper.

Pioneer of Open Heart Surgery

Creating the "Joiner's Clamp."

Inventor of the Automatic Lubricator

Inventor of a Traffic Signal and Gas Mask

Measuring and Detected Ultraviolet Lights.

Created an Improved Golf Tee.

Telegraph and Railway Device Developer.

Created a Ventilated Shoe to Minimize Blisters.

Revolutionized the Sail-making Business.

Invented Early Pencil Sharpener.

Developed Improved and Innovative Reed Organs.

Invented an Improved Light Bulb

Revolutionized the World of Food Preservation.

Created innovative Computer Devices.

Created an Allergen-filtration Device.

Pioneer in the Field of Synthetic Chemistry

Created Processes to Innovate Internet Apps.

Created Adding Machine Add-ons.

Developed a "Dry-cleaning" process.

Invented a Fountain Pen.