Engelbert Zwingler

This inventor holds 6 USPTO granted patents and 13 EPO patents. Top assignees: Hawe Hydraulik Se, Hawe Hydraulik Gmbh & Co. Kg. Active years: 2007-2025.

USPTO Granted Patents = 6

% Patents Active = 50.0

EPO Patents = 13 (Patent Applications = 12)

Average Co-Inventor Count = 2.3

ph-index = 2

Forward Citations = 9(Granted Patents)

Location History:

Feldkirchen-Westerham, DE (2007)
Feldkirchen-Westerman, DE (2013)
Baiern/Antholing, DE (2016 - 2017)
Antholing, DE (2019)

Company Filing History:

Hawe Hydraulik Gmbh & Co. Kg

patents

Years Active: 2007-2025

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12345347 - Housing unit for a hydraulic valve and hydraulic valve (2025-07-01),

2. 10302205 - Hydraulic component with a valve unit and hydraulic system with a hydraulic component (2019-05-28),

3. 9541101 - Hydraulic drive (2017-01-10),

4. 9360028 - Hydraulic drive and hydraulically operable working tool (2016-06-07),

5. 8444113 - Screw in multi-way seat valve (2013-05-21),

6. 7219697 - Twin-solenoid valve (2007-05-22),

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13 patents (EPO):

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12 patents pending (EPO):

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