Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Mechanism for preventing the feeding of more than one sheet of paper at one time

Mechanism for preventing the feeding of more than one sheet of paper at one time

US Patent 4861013 · Granted Aug 29, 1989

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Log feeding apparatus, log processing apparatus having the same, and method of c2024
Light-emitting device and illumination device2022
Light source device2019
Lighting apparatus having electrodes that change the focal position on a wavelen2018
Projection apparatus2018
Illumination apparatus2017
Light source and image projection apparatus2017
Wavelength conversion member, light source, and vehicle head lamp2017
Light-emitting device and projection apparatus2015
Method for producing light-transmitting electromagnetic wave-shielding film, lig2015
Intrabuccally rapidly disintegrating tablet and a production method of the table2015
Intrabuccally rapidly disintegrating tablet and a production method of the table2015