Registered patent attorney

Hongsun Yoon

USPTO Reg. 57390

Firm

LG Electronics U.S.A., Inc.

Address

1425 K St.,NW

Ste. 1010

Washington, DC, 20005

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Hongsun Yoon

  • Is Hongsun Yoon a registered patent attorney?

    Yes. Hongsun Yoon is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 57390). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Hongsun Yoon located?

    Hongsun Yoon's office is in Washington, District of Columbia (20005). Affiliated with LG Electronics U.S.A., Inc..

  • What firm does Hongsun Yoon work at?

    Hongsun Yoon is listed as affiliated with LG Electronics U.S.A., Inc. on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Hongsun Yoon?

    Hongsun Yoon's office phone (per the USPTO public roster) is 202-220-6812. Verify availability and intake details directly with the firm before sending privileged materials.

  • Should I prepare anything before contacting a patent attorney?

    Yes — most patent attorneys quote based on a brief. Persoona's intellectual property module generates a prior-art analysis, defensibility scorecard, and a draft USPTO filing package so you arrive with a brief, not a blank slate. Free to run.

Profile sourced from the USPTO OEDCI Practitioner Roster. Persoona did not provide, edit, or curate this data — every field is pulled directly from the public roster.

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