Agreements reached under this partnership
Capital and Business Alliance- 1
The joint development and commercialization of technologies or products using LTCC substrates and glass interposers for inspection substrates, evaluation substrates, inspection jigs and other applications related to semiconductor and optoelectronic fusion devices
- 2
The joint development and commercialization of antennas for 5G and 6G and related technologies
- 3
Other businesses agreed upon by the two companies
These are items that the documents state the two companies will work on. The lines above and below represent arrangements between the two companies.
This indicates whether the companies will do more than work together, such as holding each other’s shares or seconding personnel (capital and business alliance).
| Item | Details |
|---|---|
| Name of alliance partner | YOKOWO CO.,LTD. |
| Alliance partner's location | Chiyoda-ku, Tokyo |
| Alliance partner's capital | ¥7.8 billion (as of the end of March 2026) |
| Type of alliance | Capital and Business Alliance |
| Details of the alliance | The joint development and commercialization of technologies or products using LTCC substrates and glass interposers for inspection substrates, evaluation substrates, inspection jigs and other applications related to semiconductor and optoelectronic fusion devices, The joint development and commercialization of antennas for 5G and 6G and related technologies, Other businesses agreed upon by the two companies |
| Acquisition price | Both parties will acquire shares in each other for up to ¥500 million |
| Overview of the joint venture | Name LTCCマテリアルズ株式会社 / Location Not disclosed / Business Description LTCC business / Capital Contributions Not disclosed / Ownership ratio 日本電気硝子 70%; YOKOWO CO.,LTD. 30% |
| Ownership ratio | 日本電気硝子 70%; YOKOWO CO.,LTD. 30% (LTCCマテリアルズ株式会社) |
| Alliance start date | 1 April 2026 |
Items this document does not state (14)
These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.
The reasons the company gives
The company's own explanation, not something inferred from the numbers.To accelerate the development of new products and technologies, primarily in the semiconductor and information and communications fields, by further strengthening collaboration between the two companies. In addition, to combine the technologies of the two companies in order to develop high-value-added products, expand their businesses, and strengthen their competitiveness in growth areas.