Individual holder
GRAICHEN BRIAN M
US·5 granted patents·31 citations·filing 2014–2016
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0194US10151283B2Evacuator with motive finGRAICHEN BRIAN M·Filed 2015·Granted Dec 11, 2018·10 cites·20 claims
- 0292US9845899B2Sprung gate valves movable by an actuatorGRAICHEN BRIAN M·Filed 2014·Granted Dec 19, 2017·8 cites·16 claims
- 0391US10132424B2Variable flow valve having metered flow orificeGRAICHEN BRIAN M·Filed 2016·Granted Nov 20, 2018·4 cites·18 claims
- 0485US9291094B2Variable flow valve having metered flow orificeGRAICHEN BRIAN M·Filed 2014·Granted Mar 22, 2016·5 cites·4 claims
- 0575US9671034B2Piston actuator controlling a valve and method for operating the sameGRAICHEN BRIAN M·Filed 2014·Granted Jun 6, 2017·4 cites·21 claims
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