Thitiya Raroengjai is a consultant in the intellectual property group at Tilleke & Gibbins. She supports international and domestic clients in patent registration in Thailand and overseas. She handles patent registration and patent prosecution in Thailand, including filing new patent, design patent, and petty patent applications, drafting specifications, registering any change of ownership of patents and patent applications, conducting patent searches, analyzing objections from patent examiners, and other patent-related matters.

Thitiya graduated with a bachelor’s degree in chemical engineering from Chulalongkorn University. During her studies, she interned at an international materials science company. Her specialized training and experience are particularly valuable for clients with patent-related needs in materials science and engineering fields. 


  • Conducted patent and design searches on behalf of clients in a wide range of industries.

  • Drafted patent specifications to accurately capture novelty and inventiveness while ensuring the broadest possible protection.

  • Filed patents, petty patents, and designs with Thailand’s Department of Intellectual Property and overseas intellectual property offices.

  • Conducted freedom-to-operate searches in the areas of engineering and science.

ABOUT Thitiya






    BEng, Chulalongkorn University


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