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

Ching-Cheng (Tony)  Chang
Maki  Saitoh
Chika (Teranishi) Iitoyo
James R. Love
Carl E. Schlier
Marina I. Miller, Ph.D.
Jianping (James)  Wu
Craig R. Feinberg
Nicholas  Rosa, Ph.D.
Tia D. Fenton
Alec M. Royka
Kevin Ross  Davis
Robert T. Pous
Kasumi  Kanetaka
Eckhard H. Kuesters
Arthur I. Neustadt
Jenchieh (Joseph) Yuan
Stefan Uwe  Koschmieder, Ph.D.
Jeffrey B. McIntyre
Philippe J.C. Signore, Ph.D.
Yanwen  Fei
Aldo  Martinez
Long  Phan, Ph.D.
Soumya  Panda
Yuki  Onoe
J. Derek  Mason, Ph.D., CLP
Michael R. Casey, Ph.D.
Yuanyi (Alex) Zhang
Vincent K. Shier, Ph.D.
Yorikatsu  Hohokabe, Ph.D.
Norman F. Oblon
Christopher  Ricciuti
Ryan W. Smith
Colin B. Harris
John F. Presper
Eric W. Schweibenz
Akihiro  Yamazaki
Kevin L. Hartman, Ph.D.
Christopher I. Donahue
Derek  Lightner, Ph.D.
Anna Z. Lloyd
Frank J. West
Robert W. Downs
Thomas M. Cunningham, Ph.D.
Elissa L. Sanford
Surinder  Sachar
Charles L. Gholz
Yin Y. Nelson, Ph.D.
Edwin D. Garlepp
Daniel J. Pereira, Ph.D.
John  Sipos
Kevin M. McKinley
Erik M. Stang, Ph.D.
Alexander B. Englehart
Dale M. Shaw
Steven B. Chang
Diane  Jones
Matthew H. Everhart, Ph.D.
Bogdan A. Zinchenko
David M. Longo, Ph.D.
Richard D. Kelly
Robert  Tarcu
Stephen G. Baxter, Ph.D.
Grace E. Kim
Johnny  Ma
Kurt M. Berger, Ph.D.
Brian B. Darville
Teddy S. Gron
Aristotelis M. Psitos
Jay E. Rowe, Jr., Ph.D.
Peifang  Tian, Ph.D.
John S. Kern
Tao  Feng, Ph.D.
Sameer  Gokhale
Andrew M. Ollis
Nanlin  Wang, Ph.D.


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.

Tao  Feng, Ph.D.

Tao Feng, Ph.D.

Technical Advisor ∙ US Office
T: (703) 236-2679
F: (703) 413-2220
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Tao Feng, Ph.D. is a technical advisor in the firm’s Electrical and Mechanical Patent Prosecution practice group where he focuses on drafting patent applications and patent prosecution for domestic and international clients. His 16-years of electrical and computer engineering training has  enabled him to develop diverse knowledge in many cutting-edge hardware and software technologies, with specialization in semiconductor processing and devices, integrated circuits design and manufacturing, modern wireless communications, Internet of Things, energy harvesting, mobile application, big data, and machine learning.

Prior to joining the firm, Dr. Feng was a Senior Electrical Engineer in a top RF semiconductor company which is a market leader in mobile communication. His role in this company covered design and testing of state-of-the-art RF front-end modules for 4G LTE/5G smartphones. During this time he launched several successful commercial products which have been widely used in millions of smartphones.

Dr. Feng also conducted research in energy harvesting and Internet of Things during his Ph.D. training. He has published more than ten peer-reviewed papers as the first author on IEEE journals and conferences. In addition, he also researched mobile applications, big data, and machine learning.

Dr. Feng is an active technical reviewer for IEEE Transactions on Biomedical Circuits and Systems, IEEE Transactions on VLSI Systems, IEEE Transactions on Circuits and Systems, IEEE BioCAS, IEEE ISCAS, and IEEE MWSCAS.


  • Michigan State University (Ph.D.)
    • Electrical and Computer Engineering
  • Tsinghua University, Beijing, China (M.S.)
    • Microelectronics
  • Tsinghua University, Beijing, China (B.S.)
    • Electronics Engineering


  • Excellent Student Scholarship in Tsinghua University, 2003 – 2007.
  • Best Paper Award of International Conference on Electronic Packaging Technology & High Density Packaging, 2008.

Selected Publications

  • Tao Feng, et al, “A CMOS System-on-Chip Architecture for Passive Ultrasonic Energy Harvesting and Back-telemetry”, IEEE Transaction on VLSI Systems, vol. 24, 2016.
  • Tao Feng, et al, “Self-powered Monitoring of Repeated Head Impacts using Time-dilation Energy Measurement Circuit”, IEEE Transaction on Biomedical Circuits and Systems, vol. 9, 2015.
  • Tao Feng, et al, “Hybrid CMOS Rectifier based on Synergistic RF Piezoelectric Energy Scavenging”, IEEE Transaction of Circuits and Systems I, vol. 61, 2014.
  • Tao Feng, et al, “High-Q On-Chip Inductors Embedded in Wafer-Level Package for RFIC Applications”, 2008 International Conference on Electronic Packaging Technology & High Density Packaging (NXP Semiconductor Best Paper Award).


  • Chinese