Registered patent agent

Kelvin K. Kakugawa

USPTO Reg. 61620

Address

1594 Union Street

San Francisco, CA, 94123

US

Phone

Registered as

Registered patent agent

Other patent attorneys in San Francisco, California

Browse all San Francisco patent attorneys →

Frequently asked

Frequently asked about Kelvin K. Kakugawa

  • Is Kelvin K. Kakugawa a registered patent attorney?

    Kelvin K. Kakugawa is a registered patent agent (USPTO Registration Number 61620). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.

  • Where is Kelvin K. Kakugawa located?

    Kelvin K. Kakugawa's office is in San Francisco, California (94123).

  • How do I contact Kelvin K. Kakugawa?

    Kelvin K. Kakugawa's office phone (per the USPTO public roster) is 415-305-3005. 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.

build 4315ed5 · 2026-05-22 17:55 EDT