November Edition: Newly Issued Patents

Congratulations to Purdue University researchers across all campuses and academic disciplines. They have recently received 26 patents on their intellectual property from the U.S. Patent and Trademark Office.

The majority of these are available to license and bring to market. Visit the Purdue Research Foundation Office of Technology Commercialization’s website to learn more about these and other available technologies.

Are you a researcher at a Purdue University campus who has made an innovation discovery? Disclose your innovation to the Office of Technology Commercialization online.

Here are the primary investigators whose work was recently patented. Also included are the PI’s college and the issued patent number for their work.

Find patent information online by searching for the patent number preceded by ‘US’ – like US11,200,822 or US 11,203,675 – on

Rose Prabin Kingsly Ambrose, College of Agriculture and College of Engineering

Sunil Ashok Bhave, College of Engineering

David John Cappelleri, College of Engineering

Robert Graham Cooks, College of Science

Meng Deng, College of Agriculture and College of Engineering

Sherry L. Harbin, College of Engineering and College of Veterinary Medicine

  • “Collagen compositions and methods of use,” #11,478,574

Klein Ileleji, College of Agriculture

  • “Multipurpose solar drying tray assemblies and methods therefor,” #11,486,639

Jian Jin, College of Agriculture and College of Engineering

Martin Byung-Guk Jun, College of Engineering

  • “System and methods for machine anomaly detection based on sound spectrogram images and neural networks,” #11,475,910

Hilkka Kenttamaa, College of Science

Walter Daniel Leon-Salas, Purdue Polytechnic Institute

Jianxin Ma, College of Agriculture

  • “Compositions and methods to increase resistance to phytophthora sojae in soybean,” #11,466,287

Zheng Ouyang, College of Engineering and College of Science

  • “Systems and methods for quantifying analyte extracted from a sample,” #11,495,448

Vilas G. Pol, College of Engineering

Karthik Ramani, College of Engineering

Çağrı Savran, College of Engineering

  • “Microfluidic system using micro-apertures for high-throughput detection of cells,” #11,478,797

Andy Tao, College of Agriculture and College of Science

Elizabeth Topp, College of Pharmacy

  • “Modified glucagon molecules,” #11,472,857

He Wang, no longer at Purdue

Andrew J. Whelton, College of Engineering

Jonathan Wilker, College of Science

Wenzhuo Wu, College of Engineering

Xinghang Zhang, College of Engineering

Davide Ziviani, College of Engineering


During the 2021 calendar year, Purdue Research Foundation ranked #6 internationally for patents received from the U.S. Patent and Trademark Office. That mirrored the #6 international ranking from the year before. The information was listed in a report from the Intellectual Property Owners Association and the National Academy of Inventors.