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June 4, 2014

IAM Patent 1000: Tilleke & Gibbins Ranked in “Gold Band” for Thailand

Intellectual Asset Management

For the second year in a row, Tilleke & Gibbins has been ranked as a “Gold Band” firm in Thailand by IAM Patent 1000 – The World’s Leading Patent Practitioners 2014, due to the outstanding nature of its patent practice. Firms that are placed in the “Gold Band” are described by IAM Patent 1000 as being “the crème de la crème” or “the best of its kind.”

In addition to this prestigious ranking, the following four Tilleke & Gibbins lawyers were listed as “Recommended Individuals” for their “exceptional skill sets and profound insights into patent matters,” with the editorial offering the following comments:

  • Alan Adcock. “On the transactional front, the effervescent Alan Adcock leads the way. A fluent Mandarin speaker known for his attentive service, Adcock brokers patent-centric deals whose impact is felt across Southeast Asia.”
  • Darani Vachanavuttivong. “The prosecution practice is deftly steered by IP group managing director Darani Vachanavuttivong, a celebrated name in Thai IP circles. She has secured watertight protection for clients’ keystone inventions in often challenging jurisdictions such as Vietnam, Cambodia, Laos, and Myanmar.”
  • Nandana Indananda. “Formerly a judge of the Central Intellectual Property and International Trade Court, Nandana Indananda is now a top-flight patent litigator who ‘never disappoints in terms of the quality of his representation’.”
  • Srila Thongklang. “Another gifted advocate, Srila Thongklang has long scored important victories for pharmaceutical originators.”

These rankings are based on feedback obtained following an extensive research process conducted over five months by Intellectual Asset Management’s researchers and analysts, who carried out over 1,500 telephone interviews with attorneys-at-law, patent attorneys, and in-house counsel. IAM Patent 1000 is a standalone publication that identifies individual and firm expertise in all major areas of patent law and practice around the globe.

For more information, please visit the IAM Patent 1000 website.

RELATED INSIGHTS​ 

June 10, 2026
Tilleke & Gibbins was again recognized as a top-tier intellectual property law firm in Southeast Asia in the 2026 edition of Managing Intellectual Property’s IP Stars rankings Firm Rankings In this year’s firm rankings, Tilleke & Gibbins secured the following positions: Cambodia General IP – Recommended (top tier awarded for this category) Indonesia Patent – Tier 2 Trademark – Tier 2 Thailand Patent – Tier 1 Trademark – Tier 1 Vietnam Patent – Tier 1 Trademark – Tier 1 Individual Rankings In addition to the firm rankings, 12 Tilleke & Gibbins lawyers were recognized individually as IP Stars: Cambodia David Mol – Rising Star Sokmean Chea – Rising Star Indonesia Rochmali Zultan – Rising Star Wongrat Ratanaprayul – Patent Star, Trademark Star Thailand Alan Adcock – Patent Star, Trademark Star Darani Vachanavuttivong – Patent Star, Trademark Star Kasama Sriwatanakul – Rising Star Sukontip Jitmongkolthong –Trademark Star Vietnam Linh Duy Mai – Rising Star Linh Thi Mai Nguyen – Trademark Star Loc Xuan Le – Patent Star, Trademark Star Trung Nguyen – Trademark Star The annual IP Stars rankings are based on extensive independent research, including client and peer feedback, market analysis, and recent case highlights. For more information and to browse the full rankings, please see the IP Stars website.
June 4, 2026
Tilleke & Gibbins has reinforced its position as one of Southeast Asia’s leading patent practices in the newly released IAM Patent 1000 2026, earning top-tier firm rankings in Indonesia, Thailand, and Vietnam, alongside 23 individual recognitions across the region. The firm achieved Gold rankings in Thailand and Vietnam and a Highly Recommended ranking in Indonesia—the highest tier available in the jurisdiction—highlighting the strength and consistency of its regional patent practice. This marks the firm’s 14th consecutive year in the top tier for Thailand, seventh consecutive year for Vietnam, and third straight year ranked among Indonesia’s leading firms. The firm’s strong regional performance is further reflected in the individual rankings, with the following Tilleke & Gibbins practitioners recognized for their expertise in patent law: Indonesia Irene Djalim Melinda Ambrizal Wongrat Ratanaprayul Thailand Alan Adcock Atthachai Homhuan Darani Vachanavuttivong Jakkrit Kuanpoth Napagate Triratana Nattriya Supmoon Nuttaphol Arammuang Peeyakorn Suparugbundit San Chaithiraphant Somboon Earterasarun Suebsiri Taweepon Sukontip Jitmongkolthong Wong Vorravitwattana Vietnam Dat Thanh Nguyen Giang Hoang Bach Hien Thi Thu Vu Hung Tuan Nguyen Linh Duy Mai Loc Xuan Le Thanh Phuong Vu The IAM Patent 1000 identifies the world’s leading patent firms and practitioners through extensive qualitative research based on feedback from clients, peers, and industry stakeholders. For more details, please see the IAM Patent 1000 rankings for Indonesia, Thailand, and Vietnam.
May 14, 2026
Asian Legal Business (ALB) has published the ALB Asia IP Rankings 2026, the latest edition of its annual guide recognizing leading intellectual property firms across the region. Continuing the approach introduced last year, the rankings present a unified table in each jurisdiction, combining patent and trademark/copyright work to provide a more holistic view of the IP market. Tilleke & Gibbins has retained strong rankings in all three jurisdictions covered by the survey: Thailand: Tier 1 Vietnam: Tier 1 Indonesia: Tier 2 The rankings are based on work conducted between February 2025 and February 2026, covering both ongoing and completed contentious and noncontentious matters. ALB’s research draws on firm submissions, client feedback, editorial resources, and market input to identify the region’s leading IP practices. Tilleke & Gibbins’ IP team has maintained a strong track record across all ranked jurisdictions since the inception of the ALB IP Rankings in 2018. To view the full rankings, please see the May 2026 issue of ALB.
May 11, 2026
Tilleke & Gibbins has been recognized in five practice areas at the Asia Business Law Journal (ABLJ) Vietnam Law Firm Awards 2026, reflecting the firm’s continued strength across a range of legal disciplines in Vietnam. The firm received honors in the following categories: Artificial Intelligence Data Compliance and Cyber Security IP Litigation Labor & Employment Technology, Media & Telecommunications The ABLJ Vietnam Law Firm Awards highlight leading law firms across key practice areas, with multiple firms typically recognized in each category. The 2026 edition marks the fourth year of the awards program. These recognitions underscore the work of Tilleke & Gibbins’ Vietnam-based teams, particularly in technology-driven and regulatory-focused areas of practice. For more details and the full list of winners, please visit the ABLJ website.