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For the Inventor, By the Inventor

York, PA, United States of America

Voith Hydro, Inc.


USPTO Granted Patents = 19

Forward Citations = 282

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23 inventors (with patents filed for the assignee):

goldMedal Richard K Fisher, Jr (14 out of 21 patents)

silverMedal Robert G Grubb (9 out of 18 patents)

bronzeMedal Joseph M Cybularz (6 out of 9 patents)

4.  James R Beyer (4 out of 8 patents)

5.  Richard K Donelson (3 out of 6 patents)

6.  Mark E Kennell (3 out of 4 patents)

7.  Ronald E Deitz (3 out of 3 patents)

8.  Wolfgang Heine (2 out of 3 patents)

9.  Christian G Cabou (2 out of 3 patents)

10.  Randy V Seifarth (2 out of 4 patents)

11.  Robert D Steele (2 out of 3 patents)

12.  Gary F Franke (2 out of 2 patents)

13.  Neil E Hess (2 out of 2 patents)

14.  Donald E Zehner (1 out of 3 patents)

15.  Siegbert Etter (1 out of 3 patents)


19 patents:

1. 6533536 - Hydro-turbine runner (2003-03-18),
2. 6152684 - Method for operation of hydraulic turbine (2000-11-28),
3. 6095749 - Hydraulic turbine for enhancing the level of dissolved gas in water (2000-08-01),
4. 6038494 - Control system for enhancing fish survivability in a hydroelectric power (2000-03-14),
5. 6016600 - Method of assembling a turbine runner situated in a water passageway (2000-01-25),
6. 5954474 - Hydro-turbine runner (1999-09-21),
7. 5947679 - Adjustable blade turbines (1999-09-07),
8. 5941682 - Draft tube peripheral plenum (1999-08-24),
9. 5924844 - Dissolved gas augmentation with mixing chambers (1999-07-20),
10. 5924842 - Hydraulic turbine for enhancing the level of dissolved gas in water (1999-07-20),
11. 5905311 - Integrated hydroelectric unit (1999-05-18),
12. 5896657 - Method of making a turbine blade (1999-04-27),
13. 5879130 - Aeration through runner (1999-03-09),
14. 5864183 - Method and apparatus for optimizing performance of a pump-turbine (1999-01-26),
15. 5825094 - Turbine array (1998-10-20),
Company Overview
Voith Hydro, Inc., based in York, PA, specializes in the development and manufacturing of hydroelectric power generation equipment and systems. The company focuses on providing innovative solutions for renewable energy generation, emphasizing efficiency and sustainability in hydropower technology. With a commitment to advancing hydroelectric capabilities, Voith Hydro plays a significant role in the global energy landscape, supporting the transition towards cleaner energy sources through its expertise in hydraulic engineering and system integration.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

19 Patents

#8 in York, PA

#627 in Pennsylvania

#17,138 in US

#32,663 in the World

York, PA (US)
York, PA, United States of America

Voith Hydro, Inc.

Forward Citations = 282

23 inventors:

goldMedal Richard K Fisher, Jr (14 out of 21 patents)

silverMedal Robert G Grubb (9 out of 18 patents)

bronzeMedal Joseph M Cybularz (6 out of 9 patents)

4.  James R Beyer (4 out of 8 patents)

5.  Richard K Donelson (3 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Voith Hydro, Inc.. Retrieved from https://idiyas.com/company/voith-hydro

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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