TOWA CORPORATION v ASM TECHNOLOGY SINGAPORE PTE LTD & Anor

[2023] SGHC 99 High Court (General Division) 14 April 2023 S 359/2013

8 cases cited (7 SG, 1 foreign)

Key facts

Court	High Court (General Division)
Decided	14 April 2023
Judge	Lee Seiu Kin
Charges / claim	Damages, Intellectual Property
Counsel	Dentons Rodyk & Davidson LLP, Joyce A. Tan & Partners LLC, Angie Ng, Foo Maw Jiun, Lakshmanan Anbarazan, Lee Ai Ming, Lim Ying Sin Daniel, Low Chai Chong, Sherman Poon

Source: [2023] SGHC 99, High Court (General Division), decided 14 April 2023 — eLitigation. Updated 10 July 2026.

Catchwords

Damages — Assessment Intellectual Property — Remedies — Damages

Practice Areas

Damages Intellectual Property

Judges (1)

Lee Seiu Kin Delivered

Counsel (9)

Dentons Rodyk & Davidson LLP Firm Joyce A. Tan & Partners LLC Firm

Angie Ng Counsel for the plaintiff

Foo Maw Jiun Counsel for the plaintiff

Lakshmanan Anbarazan Counsel for the defendant

Lee Ai Ming Counsel for the plaintiff

Lim Ying Sin Daniel Counsel for the defendant Low Chai Chong Counsel for the plaintiff

Sherman Poon Counsel for the plaintiff

Parties (3)

ASM Pacific Technology Limited Defendant

ASM Technology Singapore Pte Ltd Defendant

TOWA Corporation Plaintiff

Case Significance

TOWA CORPORATION v ASM TECHNOLOGY SINGAPORE PTE LTD & Anor [2023] SGHC 99 was decided by Lee Seiu Kin J in the General Division of the High Court on 14 April 2023 in Suit No 359 of 2013. Towa Corporation, a Japan-incorporated semiconductor packaging company and registered proprietor of Singapore Patent No 49740, had in an earlier tranche established that the first defendant, ASM Technology Singapore Pte Ltd, was liable for infringing that patent through its IDEALmold moulding machine. This judgment concerned the assessment of the damages to be awarded to Towa for the infringement, with ASM Pacific Technology Limited named as the second defendant.

Summary

Following an earlier finding that ASM Technology Singapore Pte Ltd had infringed a semiconductor moulding patent held by Japanese company Towa Corporation, this proceeding concerned the assessment of damages payable to Towa. The General Division of the High Court set out its findings on the components of the award, including machine life expectancy, currency, discount and interest rates, and directed the parties to provide an agreed re-computation of the damages by 12 May 2023, failing which the court would make a final determination.

What was Towa Corporation v ASM Technology Singapore [2023] SGHC 99 about?

In Suit No 359 of 2013, Lee Seiu Kin J assessed the damages payable to Towa Corporation after an earlier tranche found the first defendant, ASM Technology Singapore, liable for infringing Towa's Singapore Patent No 49740 through its IDEALmold machine.

Which patent was infringed in Towa Corporation v ASM Technology Singapore ([2023] SGHC 99)?

Towa Corporation, a Japanese semiconductor packaging company, was the registered proprietor of Singapore Patent No 49740. The first defendant, ASM Technology Singapore Pte Ltd, was found liable in an earlier tranche for infringing that patent via its IDEALmold moulding machine.