Innovation

103 patent families (48 granted) — focus: Electricity & electronics, Chemistry & metallurgy, Physics & computing, Operations & transport; filing pace dormant. Cited 17,193 times.

Year	Filings
2012	19
2013	31
2014	33
2015	48
2016	30
2017	20

Social engagement

Social engagement: 1.6K social following, 1 post in the last 12 months — below the industry typical range.

Investor mix

10 investors on record; lead investors include DTE Energy, North Bridge Venture Partners, Highland Capital Partners, In-Q-Tel.

Investor type	Count	Share
Venture capital	6	60%
Other / undisclosed	4	40%