Ethnic inventors play important roles in US innovation systems, especially in high-tech regions like Silicon Valley. Do … complementarities from diverse inventor communities. I use the novel ONOMAP name classification system to identify ethnic inventors …' productivity. I find no hard evidence that ethnic inventors crowd out patenting by majority groups. …

Ethnic inventors play important roles in US innovation systems, especially in high-tech regions like Silicon Valley. Do … complementarities from diverse inventor communities. I use the novel ONOMAP name classification system to identify ethnic inventors …’ productivity. I find no hard evidence that ethnic inventors crowd out patenting by majority groups. …