Changzhou, China

Long Qian

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignees: Mettler Toledo (Changzhou) Measurement Technology Ltd., Mettler-Toledo (Changzhou) Precision Instruments Ltd., Mettler-Toledo Gmbh. Active years: 2024-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Long Qian. Retrieved from https://idiyas.com/inventor/long-qian-watkonic

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

 

Average Co-Inventor Count = 5.8

ph-index = 1


Company Filing History:


Years Active: 2024-2025

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2 patents (USPTO):Explore Patents

Title: Inventor Spotlight: Long Qian from Changzhou, CN

Introduction

Long Qian is a prominent inventor based in Changzhou, China, known for his innovative contributions in engineering and technology. With two patents to his name, his work demonstrates a commitment to improving operational efficiency and enhancing user experience through thoughtful design.

Latest Patents

Long Qian's recent inventions reflect his focus on mechanical engineering and user interface technology.

1. **Mechanical apparatus levelling mechanism and levelling method therefor**: This invention features a mechanical apparatus designed with a base, an adjusting screw rod, an adjusting plate, and a support plate. The adjusting screw rod is connected to the base and penetrates into the adjusting plate axially. The support plate, mounted on the screw rod, is adjustable vertically by the rotation of the adjusting plate, simplifying the operation procedure, improving assembly accuracy, and enhancing working efficiency. This design is user-friendly and allows for convenient adjustments, saving both time and labor, and the mechanisms are reusable.

2. **Keypad overlay with electrostatic discharge dissipation**: This patent details a plastic keypad equipped with data entry elements and at least one display element, protected from electrostatic discharge. It utilizes an overlay substrate with an electrically-conductive arrangement that collects and drains electrostatic charges effectively. The construction includes a conductive polymer layer on the top side and printed color ink layers on the back side that depict various keypad elements, illustrating both functionality and aesthetic design.

Career Highlights

Long Qian has held positions in respected organizations, including Mettler-Toledo GmbH and Mettler Toledo (Changzhou) Measurement Technology Ltd. These roles have allowed him to apply his expertise in practical settings and contribute to important projects in the field.

Collaborations

Throughout his career, Long has collaborated with talented professionals, including Hao Cao and Heming Song. These partnerships have fostered an environment of creativity and innovation, leading to the successful development of his patented technologies.

Conclusion

Long Qian exemplifies the spirit of innovation through his patented inventions and significant contributions to the field of engineering. His work not only reflects his technical prowess but also his dedication to making complex operations simpler and more efficient. As he continues to develop new ideas, his impact on technology will undoubtedly grow, inspiring future inventors.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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