Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method for indicating defective part in educational material and apparatus for indicating defective part in educational material

Method for indicating defective part in educational material and apparatus for indicating defective part in educational material

US Patent 6769917 · Granted Aug 3, 2004

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Compressor control method2024
Equipment life diagnostic device2020
Rolling bearing fatigue state prediction device and rolling bearing fatigue stat2020
Coil component2020
Resin composition whose lubricity under wet conditions is maintained2018
Cosmetic composition2017
Hydrophilic thickener and cosmetic composition2017
Rotating electric machine including rotor core with slots having protrusions2017
Lubricating resin composition2017
Water-soluble polyalkylene oxide-modified product2017
Modified polyalkylene oxide2017
Sheet whose lubricity is maintained under wet conditions2017