On December 23, 1879, Thomas Edison patented Magneto-Electric Machine. The invention helps increase the effectiveness of the revolving armature. …
Tag: TechHistory
This Day in Patent History - On December 22, 1891, a patent was granted for Toilet-paper roll
On December 22, 1891, a patent was granted for Toilet-paper roll. This 124-year-old patent solves the ‘over versus under’ toilet paper roll debate. According to…
Nikola Tesla Patent #11 – Electro Magnetic Motor – US 382279
Patent Information Publication number: US382279 A Patent Title: Electro…
Celebrity Patent - Harry Houdini patented his Diver's Suit
Harry Houdini patented his Diver’s Suit. The master escapist created a diving suit which the wearer could easily remove while submerged underwater. …
This Day in Patent History - On December 21, 1839, S. Barnard patented a mode of constructing portable houses for emigrants
On December 21, 1839, S. Barnard patented a mode of constructing portable houses for emigrants. …
Sunday Funday – Feces Scale
Patent Information Publication number: US1493222 A Patent Title: Feces…
This Day in Patent History - On December 18, 1900, Cleophas Monjeau filed a patent for an apparatus for purifying water
On December 18, 1900, Cleophas Monjeau filed a patent for an apparatus for purifying water. The three-tiered filter was made up of vegetation on top,…
This Day in Patent History - On December 17, 1902, Pattillo Higgins filed a patent for a novel machine for drilling deep oil wells
On December 17, 1902, Pattillo Higgins filed a patent for a novel machine for drilling deep oil wells. Pattillo Higgins was a businessman as well…
This Day in Patent History - On December 16, 1914, Charles Francis Jenkins filed a patent for Gravity-railway device
On December 16, 1914, Charles Francis Jenkins (a prolific inventor) filed a patent for Gravity-railway device, that allows a railway car carrying minerals or passengers…
This Day in Patent History - On December 15, 1964, Kenneth Olsen (founder of DEC) received a patent for "magnetic core memory"
On December 15, 1964, Kenneth Olsen (founder of DEC) received a patent for “magnetic core memory”. This was the first used in a minicomputer. In 1986,…