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Making a single advanced chip requires cleaning the wafer dozens of times, removing contamination invisible to the human eye. The world leader in that unglamorous but essential step is a Japanese company founded in 1943 to make printing plates. SCREEN Holdings is the quiet master of keeping chips clean.
The most-repeated step in chipmaking
Cleaning is one of the most frequently repeated processes in semiconductor manufacturing — a wafer may be cleaned dozens of times as it moves through hundreds of fabrication steps, because a single stray particle can ruin a chip. SCREEN is the global leader in single-wafer cleaning equipment, holding roughly 42% of that market, and has shipped more than 15,000 cleaning tools to fabs worldwide.

From printing plates to cleanrooms
SCREEN began as Dainippon Screen, a maker of printing and graphic-arts equipment — and that heritage lives on in its graphic arts (commercial inkjet printing) and display (flat-panel) equipment businesses. But its semiconductor solutions division, built on cleaning, is now the heart of the company, riding the global wave of fab construction for AI and advanced chips.
Why it matters for global partners and investors
- Investors get focused exposure to semiconductor capital spending through a near-monopoly in a critical, recurring process step.
- Fab operators depend on SCREEN cleaning tools; in a market where a few firms (SCREEN, TEL, Lam) hold the vast majority of cleaning revenue, its capacity matters to every advanced fab.
- The driver to watch is the AI-fueled fab buildout, which lifts demand for every process step — including the cleaning SCREEN dominates.
Frequently asked questions
What does SCREEN Holdings make?
SCREEN is the world’s leading maker of single-wafer cleaning equipment for semiconductors, holding around 42% of that market. It also makes commercial printing/graphic-arts equipment and flat-panel display production equipment.
Why is wafer cleaning so important?
A wafer is cleaned dozens of times during chip manufacturing, because microscopic contamination can ruin a chip. Cleaning is one of the most repeated and essential steps, and SCREEN dominates the single-wafer segment.
What is SCREEN’s history?
Founded in 1943 as Dainippon Screen, it began in printing and graphic-arts equipment before becoming a global leader in semiconductor cleaning, which is now its core business.
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