On December 9, 1884, L. M. Richardson patented roller skates with ball bearings. This allowed skaters to gain speed with less efforts. This invention transformed…
Tag: PatentHistory
This Day in Patent History - On December 13, 1892. Nikola Tesla patented system of electrical transmission of power
On December 13, 1892. Nikola Tesla patented system of electrical transmission of power. …
This Day in Patent History - On December 8, 1891, Samuel F. O'Reilly patented the first electric tattoo machine based on Thomas A. Edison’s autographic printing pen
On December 8, 1891, Samuel F. O’Reilly patented the first electric tattoo machine based on Thomas A. Edison’s autographic printing pen. He is known as…
Nikola Tesla Patent #10 – System of Electrical Distribution – US 381970
Patent Information Publication number: US381970 A Patent Title: Nikola tesla Publication…
Celebrity Patent - Edward L. Van Halen, a guitar wizard, patented a supporting member for his guitar
Edward L. Van Halen, a guitar wizard, patented a supporting member for his guitar. The invented supporting member allows Van Halen’s to use his two-handed…
This Day in Patent History - On December 7, 1880, Alexander Graham Bell patented photophone, which allowed for the transmission of speech on a beam of light
On December 7, 1880, Alexander Graham Bell patented photophone, which allowed for the transmission of speech on a beam of light. Bell believed the photophone…
This Day in Patent History - On December 6, 1892, W. Kales patented physician's table
On December 6, 1892, W. Kales patented physician’s table. Patent Information Publication number: US487625 A Patent Title: Physician s table Publication type: Grant Publication date:…
This Day in Patent History - On December 5, 1882, James V. Lafferty received a patent for an elephant-shaped novelty building, popularly known as Lucy the Elephant
On December 5, 1882, James V. Lafferty received a patent for an elephant-shaped novelty building, popularly known as Lucy the Elephant. …
This Day in Patent History - On December 4, 1934, idiosyncratic designer Charles James received a patent for a scarf
On December 4, 1934, idiosyncratic designer Charles James received a patent for a scarf. …
This Day in Patent History - On December 3, 1963, a patent was granted for a personal thermal suit
On December 3, 1963, a patent was granted for a personal thermal suit. …