Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Multi-function writing instrument comprising a leadholder system

Multi-function writing instrument comprising a leadholder system

US Patent 11230137 · Granted Jan 25, 2022

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Friction body2025
Self-healing seal assembly for a writing instrument2024
Writing instruments2024
Writing instrument and method2024
Writing instruments2024
Color linker2024
Refillable free ink writing instrument, kit comprising such a writing instrument2024
Writing instrument2023
Stylus for a touchscreen2023
Method and kit for applying texture in augmented reality2023
Device for mixing inks, assembly comprising the device and the method for using 2023
Nib for writing felt pen2023