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Humble, TX, United States of America

Espen S Johansen

USPTO Granted Patents = 17

CIPO Patents = 5

Average Co-Inventor Count = 1.8

ph-index = 8

Forward Citations = 217(Granted Patents)

Location History:

Houston, TX (US) (2005 - 2013)
Humble, TX (US) (2009 - 2013)

Company Filing History:

17 out of 1,209

Weatherford/lamb, Inc.

Years Active: 2005-2013

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8569702 - Optical multiphase flowmeter (2013-10-29),

2. 8461519 - Water detection and 3-phase fraction measurement systems (2013-06-11),

3. 8280650 - Flowmeter array processing algorithm with wide dynamic range (2012-10-02),

4. 8274041 - Water detection and 3-phase fraction measurement systems (2012-09-25),

5. 8039793 - Water detection and 3-phase fraction measurement systems (2011-10-18),

6. 7938023 - Wet-gas flowmeter (2011-05-10),

7. 7926360 - Sonar circumferential flow conditioner (2011-04-19),

8. 7881884 - Flowmeter array processing algorithm with wide dynamic range (2011-02-01),

9. 7880133 - Optical multiphase flowmeter (2011-02-01),

10. 7834312 - Water detection and 3-phase fraction measurement systems (2010-11-16),

11. 7654155 - Wet-gas flowmeter (2010-02-02),

12. 7607361 - Sonar circumferential flow conditioner (2009-10-27),

13. 7503217 - Sonar sand detection (2009-03-17),

14. 7401530 - Sonar based multiphase flowmeter (2008-07-22),

15. 7281415 - Non-intrusive multiphase flow meter (2007-10-16),

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