Seiken

Seiken Co., Ltd. (株式会社精研) is a manufacturer based in Japan, producing contact probes, probe cards, IC sockets, and other inspection jigs. The company was established in 1984 and operates its own factory in Nagano Prefecture, handling design, manufacturing, and assembly domestically. It offers custom solutions for various testing needs, including semiconductor and electronic component inspection.

Seiken Co., Ltd. was established in 1984. The company is headquartered in Ota-ku, Tokyo, with a factory in Nagano City, Nagano Prefecture. It manufactures contact probes, probe cards, IC sockets, and other inspection jigs, and provides custom solutions for semiconductor and electronic component testing.

1. 1コンタクトプローブ・プローブカード・ICソケット設計製造 | 精研seiken.co.jp
2. 2会社概要 | グループ会社を含めたテストソリューション体制 | 精研seiken.co.jp
3. 3会社案内 | 検査用コンタクトプローブ・治具製造メーカー | 精研seiken.co.jp
4. 4製品ラインアップ | コンタクトプローブ・半導体検査製品 | 精研seiken.co.jp
5. 5Seiken Co., Ltd. (Japan)wikidata.org