Innovation

1,264 patent families (756 granted) — focus: Chemistry & metallurgy, Operations & transport, Electricity & electronics, Textiles & paper; filing pace slowing. Cited 27,300 times.

Year	Filings
2015	199
2016	186
2017	186
2018	174
2019	181
2020	181
2021	193
2022	157
2023	151
2024	155
2025	146
2026	35

Investor mix

2 investors on record; lead investors include Chart SeQual.

Investor type	Count	Share
Venture capital	1	50%
Other / undisclosed	1	50%