Protolabs, a U.S.-based manufacturing company using 3D printing, CNC machining, and injection molding, spent some ** million U.S. dollars on research and development in the 2021 fiscal year. This translates into an increase of around ** percent compared with the previous fiscal year.
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Protolabs. (February 18, 2022). Research and development (R&D) expenditures of Protolabs from FY 2018 to FY 2021 (in million U.S. dollars) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 22, 2026, from /statistics/1244071/research-and-development-expenditures-of-protolabs/
Protolabs. "Research and development (R&D) expenditures of Protolabs from FY 2018 to FY 2021 (in million U.S. dollars)." Chart. February 18, 2022. ÌÇÐÄÆƽâ°æ. Accessed July 22, 2026. /statistics/1244071/research-and-development-expenditures-of-protolabs/
Protolabs. (2022). Research and development (R&D) expenditures of Protolabs from FY 2018 to FY 2021 (in million U.S. dollars). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 22, 2026. /statistics/1244071/research-and-development-expenditures-of-protolabs/
Protolabs. "Research and Development (R&d) Expenditures of Protolabs from Fy 2018 to Fy 2021 (in Million U.S. Dollars)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 18 Feb 2022, /statistics/1244071/research-and-development-expenditures-of-protolabs/
Protolabs, Research and development (R&D) expenditures of Protolabs from FY 2018 to FY 2021 (in million U.S. dollars) ÌÇÐÄÆƽâ°æ, /statistics/1244071/research-and-development-expenditures-of-protolabs/ (last visited July 22, 2026)
Research and development (R&D) expenditures of Protolabs from FY 2018 to FY 2021 (in million U.S. dollars) [Graph], Protolabs, February 18, 2022. [Online]. Available: /statistics/1244071/research-and-development-expenditures-of-protolabs/
