the firm's post-grant practitioners are some of the most experienced in the country.


Artificial Intelligence (AI)
Artificial Intelligence (AI)
Digital Health
Digital Health
Energy & Renewables
Energy & Renewables

Fast Facts

About Our

Law Firm

About Our Law Firm

Headquartered within steps of the USPTO with an affiliate office in Tokyo, Oblon is one of the largest law firms in the United States focused exclusively on intellectual property law.

Get to know our


Get to know our History

Norman Oblon with Stanley Fisher and Marvin Spivak launched what was to become Oblon, McClelland, Maier & Neustadt, LLP, one of the nation's leading full-service intellectual property law firms.

Our Local and

Global Reach

Our Local and Global Reach

Outside the US, we service companies based in Japan, France, Germany, Italy, Saudi Arabia, and farther corners of the world. Our culturally aware attorneys speak many languages, including Japanese, French, German, Mandarin, Korean, Russian, Arabic, Farsi, Chinese.

A few of our


A few of our ACCOLADES

Oblon's professionals provide industry-leading IP legal services to many of the world's most admired innovators and brands.




From the minute you walk through our doors, you'll become a valuable part of a team that fosters a culture of innovation, client service and collegiality.

A few ways to

GET In Touch

A few ways to GET In Touch
US Office

Telephone: 703-413-3000
Learn More +

Tokyo Office

Telephone: +81-3-6212-0550
Learn More +


Patent Forms

Downloadable Patent Forms

The United States Patent and Trademark Office (USPTO) issued final rules implementing the inventor's oath or declaration provisions of the America Invents Act (AIA) on August 14, 2012.

Xuan Xie, Ph.D.

Technical Advisor
T: (703) 412-1434
F: (703) 413-2220
Download Summary PDF
Download Detailed PDF

Xuan Xie is a Technical Advisor in the Electrical and Mechanical practice group. His career has encompassed a range of disciplines, including electrical engineering, computer science, software development, and hardware design. Xuan’s technical expertise includes extensive knowledge of large-scale web platforms and desktop applications, image and signal processing, computer graphics, computer vision, LIDAR research, semiconductors, artificial intelligence, machine learning, and deep learning.

Before joining the Oblon firm, Dr. Xie earned his doctorate from Utah State University. During his doctoral studies, his primary research interests were signal processing and LIDAR, including LIDAR and optical camera calibration, depth image calibration, and depth image quality enhancement using deep learning and neural networks. His relevant research has been presented at conferences and published in journals.

Prior to earning his Ph.D., Dr. Xie worked as a software engineer in both full-time for startups and large open-source software organizations. His responsibilities included creating web platforms for large organizations as well as customizing and localizing desktop software for 10 million users.


  • Utah State University (Ph.D.)
    • Electrical Engineering
  • Tsinghua University (M.E.)
    • Software Engineering
  • University of Electronic Science and Technology of China (B.S.)
    • Communication Engineering


  • “Automatic registration of fused lidar/digital imagery (texel images) for three-dimensional image creation,” Optical Engineering 54.3, 2014
  • “Improved registration for 3D image creation using multiple texel images and incorporating low-cost GPS/INS measurements,” Laser Radar Technology and Applications XIX; and Atmospheric Propagation XI, 2015


  • Third degree scholarship, School of communication and Information UESTC 2004


  • Chinese