Micro Semiconductor Research

Seiji Yamashita, Micro Semiconductor Research | Semi Conductor Review | Top Silicon Wafers Solution in APACSeiji Yamashita, President
As semiconductor technologies advance and R&D cycles accelerate, there’s a growing need for high-quality, small-volume test wafers that support rapid process development and materials validation. For semiconductor equipment manufacturers and materials suppliers offering high-purity gases and specialty chemicals, these wafers provide a cost-effective way to simulate real manufacturing conditions without committing to large-scale fabrication runs.

However, sourcing these test wafers for early-stage research is a persistent challenge. Traditional wafer suppliers are built for high-volume production, not the flexibility and responsiveness that early-stage research demands.

Micro Semiconductor Research (MSR) was founded to close that gap. Specializing in low-volume, high-complexity wafer solutions, MSR plays a vital role for R&D teams in semiconductor equipment and materials companies. These innovators rely on high-quality wafers to simulate real production environments, whether calibrating etch and deposition tools or testing the purity of specialty gases and chemicals.

Offering customized wafer processing, including refurbished prime silicon and advanced bonding capabilities, MSR enables rapid iteration, precise validation, and true development freedom. Where others require high minimums and rigid specs, MSR delivers flexibility, speed, and deep technical insight.

“We work closely with customers who are developing next-generation technologies, and our goal is to provide exactly what they need so they can keep moving forward without compromise,” says Seiji Yamashita, president.

What sets MSR apart is its ability to take on low-volume, high-specification orders that fall outside the interest of conventional fabs. While larger players typically require high minimums, MSR regularly fulfills orders as small as 10 or 50 wafers.
  • We work closely with customers who are developing next-generation technologies, and our goal is to provide exactly what they need so they can keep moving forward without compromise


Several major Japanese companies have turned to MSR with wafer requirements that others deemed too difficult or too small to fulfill. MSR not only accepted the challenge—it delivered, helping bring ambitious prototypes one step closer to reality. The willingness to accommodate small batches and a deep understanding of semiconductor processes makes MSR a critical enabler for innovation-driven companies and R&D teams iterating at the edge of feasibility.
Many of MSR’s clients include universities, research labs and advanced semiconductor firms that turn to the company with projects involving unusual substrates or specialized needs like SOI wafers, where standard suppliers either decline the work or lack the capability.

One major Japanese company, for example, spent months searching for a vendor to fulfill a technically complex wafer request. No one would take it on until they approached MSR. The company produced a test batch that met strict evaluation criteria, leading to an ongoing partnership.

MSR also identifies opportunities in areas others overlook. The company sources high-quality silicon wafers that were originally scrapped due to non-crystalline issues. These wafers are procured at low cost in the U.S. and then refurbished to prime condition in Japan. Once restored to prime condition, these wafers are supplied with full Certificates of Conformance, offering customers a more affordable alternative to newly manufactured prime wafers. This capability is cost-effective as well as represents a key growth area for the company moving forward.

Beyond silicon, MSR is expanding its expertise in wafer bonding with next-generation materials such as silicon carbide (SiC) and piezoelectric oxides (PO). Developing techniques to bond these with traditional silicon substrates, the company is carving out a position at the leading edge of advanced semiconductor integration, a space where customization, agility and innovation intersect.

As semiconductor technologies advance and novel materials redefine performance limits, MSR stays at the forefront, delivering tailored wafer solutions that power the next generation of innovation.

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Company
Micro Semiconductor Research

Management
Seiji Yamashita, President

Description
Micro Semiconductor Research (MSR) specializes in providing custom silicon wafer solutions, refurbished prime silicon and advanced bonding techniques. Serving industries from semiconductor manufacturing to R&D labs, MSR delivers high-quality, low-volume wafers with precision and flexibility to support next-generation technology development.