Patent Attorney
Hajime Sakai
Reg. No. 69386
Active
Not accepting new clients
Firm
Amster Rothstein & Ebenstien LLP
Amster Rothstein & Ebenstien LLP
Location
New York, NY 10174
New York, NY 10174
Phone
212-336-8124
212-336-8124
Registration Type
ATTORNEY
ATTORNEY
Roster
USPTO OED FY25
USPTO OED FY25
Firm and contact info reflects the FY25 roster (last updated September 25).
Attorneys may have changed firms since then — patent filings show their current firm of record.