TOKYO OHKA KOGYO CO., LTD. (TOK) provides chemical products, such as photoresist, and equipment for semiconductors and displays.

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Panel Manufacturing Field


Providing the products and the optimal solutions
for many kinds of Panel manufacturing.

Realizing both LCD’s high resolution and economic efficiency by synergy effects from the combination of sophisticated materials technology developed over the years and coating technology with excellent uniformity

Coating machines

  • Non-spin coaters (Spinless)
    Non-spin coaters (Spinless)

    Non-spin coaters with optimal material properties and coating performance, saving the use of solution, energy and space.

UV curing machines

  • TIPS series

    UV curing machines with improved heat resistance and dry etch resistance while maintaining detachability.