Intellectual

R&D spend

in millions of euro

101
2021
121
2022
132
2023
% of sales
13%
11%
13%

Employees in R&D

945
2021
1,008
2022
1,053
2023
% of total employees
30%
31%
31%

# of new patent filings

17
2021
13
2022
16
2023

# of patents at year-end

504
2021
550
2022
902*
2023
Change in scope of measurement methodology – see Glossary
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