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Forward Citations = 28

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18 inventors (with patents filed for the assignee):

Alfred Glasner (3 out of 7 patents)

Wolfgang Glaser (2 out of 3 patents)

Michael Bobik (2 out of 2 patents)

4. Norbert Freiberger (1 out of 10 patents)

5. Stefan Zikeli (1 out of 54 patents)

6. Dieter Chybin (1 out of 2 patents)

7. Bernd Wolschner (1 out of 6 patents)

8. Liang Guan (1 out of 1 patent)

9. Norbert Matsche (1 out of 1 patent)

10. Ralf L Lindbauer (1 out of 1 patent)

11. Peter Yaldez (1 out of 2 patents)

12. Heinz Loquenz (1 out of 5 patents)

13. Emmerich Seidelberger (1 out of 1 patent)

14. Werner Holblinger (1 out of 1 patent)

15. Paul Gilli (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 5775265 - Cooling surface cladding (1998-07-07),

2. 5759345 - Process for treating sulphur-containing spent liquor using multi-stage (1998-06-02),

3. 5730838 - Process for extracting pure, coarse grain silicic acid crystals from (1998-03-24),

4. 5705073 - Method for the disposal of excess sludge (1998-01-06),

5. 5587138 - Process for preventing the formation of harmful organic substances and (1996-12-24),

6. 5447633 - Activated sludge process for sewage purification (1995-09-05),

7. 5393225 - Rotating tube heat treatment installation, in particular rotating (1995-02-28),

Austrian Energy & Environment Sgp/Waagner Biro GmbH is a leading provider of innovative solutions in the field of energy and environmental technology, as well as industrial plant engineering. With a focus on sustainability and efficiency, the company offers a wide range of services including consulting, design, construction, and maintenance of energy and environmental facilities.

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USPTO Data Jan 1 1976 - Dec 9 2025

7 Patents

#90 in Vienna

#409 in Austria

Vienna, Austria

Austrian Energy & Environment Sgp/waagner Biro Gmbh