October 6, 2015 – Patent Yogi LLC

CreepyIP #6 - Annunciator for the supposed dead

A video posted by PatentYogi (@awesomepatents) on Oct 6, 2015 at 11:04am PDT Patent Information Patent Number: US465548 A Patent Title: Annunciator for the supposed…

On October 7, 1975, Ysidore M. Martinez was granted for a knee implant prosthesis (This Day in Patent History)

Problems solved by this invention Previous knee implant prosthesis devices…

On October 6, 1941, photocopying was patented by Chester Carlson (This Day in Patent History)

Patent Information Patent Number: US2297691 A Patent Title: Electrophotography Publication date:…

CreepyIP #5 - Spirit Messaging Device

A video posted by PatentYogi (@awesomepatents) on Oct 5, 2015 at 6:35pm PDT Patent Information Patent Number: US1322727A Patent Title: SPIRIT MESSAGE CONVEYING DEVICE Inventor:…