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

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


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.

Peifang  Tian, Ph.D.

Peifang Tian, Ph.D.

Patent Agent ∙ US Office
T: (703) 413-6506
F: 703-413-2220
Download My vCard
Download Summary PDF
Download Detailed PDF

Peifang Tian, Ph.D. is a patent agent in the firm's Electrical and Mechanical Practice Group. She has drafted and prosecuted applications for domestic and foreign companies in a wide array of technologies, including video coding, telecommunications, artificial intelligence (AI), blockchain, automotive related technologies, computer software, semiconductor processing and devices, medical devices, and consumer electronics.

Prior to joining Oblon, Dr. Tian has worked in academia for twelve years, first at University of California, San Diego as an Assistant Project Scientist and then at John Carroll University as an Assistant and Associate Professor. She also gained industrial R&D experiences as an optical engineer at the Global Research Center of General Electric. As a result, she has extensive research and engineering experiences in organic light emitting devices (OLEDs), optical systems, biomedical imaging and its applications in neuroscience research.

Dr. Tian holds US, European, and German patent(s) for her work on OLEDs and holographic data storage. She has more than twenty peer-reviewed publications. Her work on a new ultrafast laser spectroscopic technology was considered a significant achievement in the field and published in Science.


  • Princeton University (Ph.D.)
    • Electrical Engineering
  • Tsinghua University, Beijing, China (M.S.)
    • Electrical Engineering
  • Tsinghua University, Beijing, China (B.S.)
    • Electrical Engineering


  • Chinese