Runhai Lu

This inventor holds 9 USPTO granted patents and 3 published patent applications, plus 3 CIPO patents and 5 EPO patents. Top assignees: United States Gypsum Company, Usg Interiors, Inc.. Active years: 2012-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Runhai Lu. Retrieved from https://idiyas.com/inventor/runhai-lu-0b7ahp3s

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

USPTO Granted Patents = 9 (Patent Applications = 3)

% Patents Active = 66.7

CIPO Patents = 3

EPO Patents = 5 (Patent Applications = 5)

Average Co-Inventor Count = 4.1

ph-index = 4

Forward Citations = 86(Granted Patents)

Location History:

Vernon Hills, IL (US) (2012 - 2016)
Wauconda, IL (US) (2012 - 2021)

Company Filing History:

7 out of 725

United States Gypsum Company

Years Active: 2012-2021

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11186067 - Gypsum board from gypsum having high level of chloride salt and a starch layer and methods associated therewith (2021-11-30),

2. 10781139 - Joint compound with sulfonated starch (2020-09-22),

3. 10737979 - Gypsum set accelerator and method of preparing same (2020-08-11),

4. 9334410 - Use of aldehyde scavengers in interior building products (2016-05-10),

5. 9328025 - Effective use of melamine sulfonate condensate dispersants in wallboard containing foam (2016-05-03),

6. 8536259 - Formaldehyde free coatings for panels (2013-09-17),

7. 8182652 - Method of making a coating and a coated acoustical panel using degraded fibers (2012-05-22),

8. 8142915 - Foamed slurry and building panel made therefrom (2012-03-27),

9. 8088218 - Foamed slurry and building panel made therefrom (2012-01-03),

Title: The Innovative Contributions of Runhai Lu

Introduction

Runhai Lu is a notable inventor based in Wauconda, Illinois, with a remarkable portfolio of nine patents. His work primarily focuses on advancements in gypsum board technology and joint compounds, showcasing his commitment to innovation in construction materials.

Latest Patents

Among his latest patents, Runhai Lu has developed a gypsum board from gypsum with a high level of chloride salt and a starch layer. This innovative gypsum board includes a core made of set gypsum, with a total concentration of chloride anion ranging from about 500 ppm to about 3000 ppm. The board features an inner surface of a front paper cover sheet that contacts the first face of the board core, while a back paper cover sheet contacts the second face. Additionally, a starch layer coats the inner surface of at least one of the cover sheets. He has also created a joint compound that incorporates sulfonated starch, allowing for easy cleanup of tools and comprising water, inert fillers, and a binder.

Career Highlights

Runhai Lu has made significant contributions to the field through his work with prominent companies such as United States Gypsum Company and USG Interiors, Inc. His experience in these organizations has allowed him to refine his expertise in gypsum-related innovations.

Collaborations

Throughout his career, Runhai Lu has collaborated with notable colleagues, including David R. Blackburn and Michael Patrick Shake. These partnerships have further enhanced his innovative capabilities and contributions to the industry.

Conclusion

Runhai Lu's inventive spirit and dedication to improving construction materials have led to significant advancements in gypsum board technology and joint compounds. His work continues to influence the industry and inspire future innovations.

Profile summary based on public USPTO records.