Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Apparatus and method of extracting keypoint and image matching system for analyzing distribution state of contents using the same

Apparatus and method of extracting keypoint and image matching system for analyzing distribution state of contents using the same

US Patent 9639921 · Granted May 2, 2017

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Upper arm module of wearable muscular strength assisting apparatus and wearable 2025
Genuine-product certification content creation device and integrated certificati2024
Genuine-product certification content creation device and integrated certificati2024
System and method for providing virtual exhibition space utilizing 2.5 dimension2023
Virtual exhibition space providing method for efficient data management2023
Method of providing virtual exhibition space using 2.5-dimensionalization2022
System and method for providing virtual exhibition space utilizing 2.5 dimension2021
Server computing device and image search system based on contents recognition us2018
Server computing device and image search system based on contents recognition us2018
Apparatus and method for generating constructively multi-patterned watermark, an2013
Apparatus and method for generating constructively multi-patterned watermark, an2013