Registered patent agent

Harry H. Tsoi

USPTO Reg. 61175

Address

18314 Saint Andrews Pl.

Torrance, CA, 90504

US

Phone

Registered as

Registered patent agent

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Frequently asked

Frequently asked about Harry H. Tsoi

  • Is Harry H. Tsoi a registered patent attorney?

    Harry H. Tsoi is a registered patent agent (USPTO Registration Number 61175). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Harry H. Tsoi located?

    Harry H. Tsoi's office is in Torrance, California (90504).

  • How do I contact Harry H. Tsoi?

    Harry H. Tsoi's office phone (per the USPTO public roster) is 310-906-0828. 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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