Patent Engineer – Elastocaloric Cooling & Mechanical IP

CoolStar Innovation Technology Limited; Hong Kong; On-site; HKD 500,000 - 750,000; Full time

Job summary

CoolStar Innovation Technology Limited in Hong Kong seeks a patent professional to lead mining, portfolio planning, and drafting for mechanical and structural patents in elastocaloric refrigeration. You will coordinate with external patent agencies to complete applications across target markets.

You will work closely with R&D engineers to review invention disclosures, provide IP guidance, monitor global trends, and perform freedom-to-operate analyses.

Qualifications

• Bachelor's degree or above; Patent Agent qualification preferred.
• 2+ years in patent drafting, filing, and IP document management.
• Experience drafting mechanical or materials-related patents.
• Proficient in patent mining, landscape analysis, and risk assessment.
• CAD skills with 3D design tools such as SolidWorks/Creo.

Responsibilities

• Lead patent mining, portfolio planning, and drafting for mechanical and structural patents in elastocaloric refrigeration.
• Coordinate with external patent agencies to file applications across target markets (NEV, IDC, cold chain).
• Review invention disclosures with R&D engineers and provide IP strategic guidance.
• Track global technology trends and competitor patent activity; perform searches and freedom-to-operate analyses.
• Support patent prosecution and annuity maintenance with external counsel; assist with reexamination or litigation-related matters as needed.

Skills

Patent drafting

Patent filing

IP document management

Patent validity analysis

Patent mining

Landscape analysis

CAD drafting

Education

Bachelor's degree or above

Patent Agent qualification (preferred)

Tools

SolidWorks

Creo/Pro-E

Job description

CoolStar Innovation Technology Limited in Hong Kong seeks a patent professional to lead mining, portfolio planning, and drafting for mechanical and structural patents in elastocaloric refrigeration. You will coordinate with external patent agencies to complete applications across target markets.

You will work closely with R&D engineers to review invention disclosures, provide IP guidance, monitor global trends, and perform freedom-to-operate analyses.