Atty. Rex Hwang

Atty. Rex Hwang

Rex Hwang is a lawyer practicing patent prosecution, ip litigation, technology licensing and 1 other area of law. Rex received a B.S. degree from The University of Kansas in 1999, and has been licensed for 24 years.

San Francisco San Francisco 24 yrs experience 24 year
Call (415) 358-8609 Book Appointment

IP Litigation & More Attorney · Serving San Francisco, CA · 24+ Years Experience

Profile Summary

About Rex Hwang at a Glance

Rex Hwang is a Partner based in San Francisco, California. They have 24+ years of legal experience, licensed to practice since 2002. Their practice focuses on patent, real estate, ip, and litigation. Admitted to practice in California U.S. District Court, Northern District of California U.S. District Court, Central Distric (2002). Educated at The University of Kansas School of Law (J.D., 2002) and The University of Kansas (B.S. Chemical, 1999). Serves clients in San Francisco, CA and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Rex Hwang

  • Rex Hwang is a lawyer practicing patent prosecution, ip litigation, technology licensing and 1 other area of law
  • Rex received a B.S. degree from The University of Kansas in 1999, and has been licensed for 24 years
  • Rex practices in San Francisco, CA

Practice Areas Explained

Rex Hwang's Areas of Legal Practice

Each practice area below reflects the types of cases Rex Hwang handles, with a practical overview of what that area of law involves and how it may apply to your situation in San Francisco.

Patent Law in San Francisco

Rex Hwang is one of 20,632 patent attorneys indexed nationally. Browse patent attorneys in California →

Real Estate Law in San Francisco

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

Rex Hwang is one of 313,729 real estate attorneys indexed nationally. Browse real estate attorneys in California →

Intellectual Property in San Francisco

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

Rex Hwang is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in California →

Civil Litigation in San Francisco

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Rex Hwang is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in California →

Jurisdictional Context

Why Local Counsel Matters in San Francisco

Practicing law in California. Legal matters in California are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in San Francisco are typically filed in the local municipal court or the appropriate California state district court, depending on subject matter and amount in controversy. An attorney licensed in California brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in California courts without local counsel or pro hac vice admission.

San Francisco Courts and Legal Process

Choosing a San Francisco-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

Looking for additional California attorneys? Browse all attorneys in San Francisco or all attorneys in California.

Frequently Asked

Common Questions About Rex Hwang

Where is Rex Hwang's law office located?
Rex Hwang's law practice is located in San Francisco, California. You can contact the office directly through this profile page.
What practice areas does Rex Hwang handle?
Rex Hwang focuses on patent, real estate, ip, litigation. Each practice area listed reflects experience handling cases of that type in California.
How long has Rex Hwang practiced law?
Rex Hwang has 24+ years of legal experience and has been licensed since 2002.
Where did Rex Hwang go to law school?
Rex Hwang earned their education at (J.D., 2002); (B.S. Chemical, 1999).
How can I contact Rex Hwang for a consultation?
You can contact Rex Hwang directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Professional Profile

Why Clients in San Francisco Choose Rex Hwang

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Rex Hwang's practice in the field of patent, real estate, ip, and litigation.

Decade-Tested Legal Experience

Rex Hwang brings 24+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Broad Practice Area Coverage

Covering patent, real estate, and ip, Rex Hwang can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in San Francisco

A San Francisco-based practice means Rex Hwang attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues Rex Hwang Handles in San Francisco

Below is a representative sample of the types of matters Rex Hwang has experience with under California law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Residential property transactions
Real Estate
Commercial lease disputes
Real Estate
Title and deed issues
Real Estate
Landlord-tenant conflicts
Real Estate
Trademark registration
IP
Copyright infringement defense
IP
Patent prosecution
IP
Trade secret protection
IP

This list is illustrative, not exhaustive. Contact Rex Hwang directly to discuss the specifics of your situation.

Search Reference

How People Find Rex Hwang Online

Prospective clients searching for legal help in San Francisco commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Rex Hwang.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Rex Hwang directly.

Education & Law School Background

J.D.
The University of Kansas School of Law
- 2002
B.S. Chemical
The University of Kansas
- 1999

Bar Admissions & Licensed Jurisdictions

California U.S. District Court, Northern District of California U.S. District Court, Central Distric
Admitted: 2002

Client Reviews & Ratings — Rex Hwang

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