Registered patent agent
Ronald Ker Wei Yu
Firm
Ronba Technology Ltd.
Address
41 Ha Shan Kai Wat
Fanling NT
HK
Phone
Registered as
Registered patent agent
Frequently asked
Frequently asked about Ronald Ker Wei Yu
Is Ronald Ker Wei Yu a registered patent attorney?
Ronald Ker Wei Yu is a registered patent agent (USPTO Registration Number 56492). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
What firm does Ronald Ker Wei Yu work at?
Ronald Ker Wei Yu is listed as affiliated with Ronba Technology Ltd. on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Ronald Ker Wei Yu?
Ronald Ker Wei Yu's office phone (per the USPTO public roster) is 011-852-97504973. 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.