This inventor holds 1 USPTO granted patent. Top assignees: Free-Free Industrial Corporation, Prairie Plastic Hardware Co., Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 49 
1 out of 1 Years Active: 2026
Title: Tsung-Han Lee: Inventor of a Sliding-Locking Crisper Box
Introduction
Tsung-Han Lee is an inventor based in Taipei City, Taiwan. His work includes a patent for a sliding-locking crisper box, a container design that uses a movable sleeve to secure its cover.
Latest Patents
Lee is associated with 1 patent: “Sliding-locking crisper box.” The invention includes a box body with an opening and a flange, an upper cover that fits over the opening, and a sliding sleeve mounted on the cover. The sleeve moves between locked and unlocked positions. When locked, it secures the cover to the box body; when unlocked, its components disengage from the cover’s limiting side-cover and the box body’s flange and fixed structure.
Career Highlights
Lee has been associated with Prairie Plastic Hardware Co., Ltd. and Free-Free Industrial Corporation. His patented crisper-box design focuses on a sliding mechanism for securing a container cover.
Collaborations
Lee’s listed coworker is Sheng-Chih Yang.
Conclusion
Tsung-Han Lee’s patent documents a practical container-closure design that uses a sliding sleeve to lock and release a crisper-box cover.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile