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Oftringen, Switzerland

Omya Development Ag

USPTO Granted Patents = 28

CIPO Patents = 9

EPO Patents = 50

Forward Citations = 137

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73 inventors (with patents filed for the assignee):

Patrick A C Gane (20 out of 196 patents)

Matthias Buri (14 out of 111 patents)

René Vinzenz Blum (7 out of 33 patents)

4. Daniel Gantenbein (5 out of 34 patents)

5. Joachim Schölkopf (4 out of 22 patents)

6. Beat Karth (3 out of 13 patents)

7. Catherine Jean Ridgway (2 out of 17 patents)

8. Jacques Mongoin (2 out of 53 patents)

9. Patrick Schwarzentruber (2 out of 15 patents)

10. Maximilian Laufmann (2 out of 4 patents)

11. Uwe Gisella (2 out of 2 patents)

12. Philipp Hunziker (1 out of 19 patents)

13. Joachim Schoelkopf (1 out of 51 patents)

14. Michael Pohl (1 out of 23 patents)

15. Christian Rainer (1 out of 10 patents)

28 patents: Sort by Forward Citations

1. 8778294 - Process for production of PCC (2014-07-15),

2. RE44601 - Composite co-structured or co-adsorbed, mineral or organic filler or pigment compounds and the use thereof (2013-11-18),

3. 8470181 - Surface-reacted calcium carbonate in combination with hydrophobic adsorbent for water treatment (2013-06-25),

4. 8460510 - Use of a surface-reacted calcium carbonate in tissue paper, process to prepare a tissue paper product of improved softness, and resulting improved softness tissue paper products (2013-06-11),

5. 8444071 - Process for dry grinding of one or more mineral materials including at least one calcium carbonate (2013-05-21),

6. 8440298 - Method for dry grinding a material containing a carbonate ore (2013-05-14),

7. 8393557 - Method for manufacturing fine mineral powder products (2013-03-12),

8. 8381915 - Process of purification of minerals based on calcium carbonate by flotation in the presence of quaternary imidazolium methosulfate (2013-02-26),

9. 8372293 - Method for producing aqueous suspensions of mineral fillers, the thus obtained aqueous suspensions of mineral fillers and the use thereof (2013-02-12),

10. 8372244 - Process for the control of pitch (2013-02-12),

11. 8362131 - Procedure for manufacture of aqueous suspensions of calcium carbonate and suspensions obtained, and their uses (2013-01-29),

12. 8349939 - Composites of inorganic and/or organic microparticles and nano-calcium carbonate particles (2013-01-08),

13. 8329289 - Composites of inorganic and/or organic microparticles and nano-calcium carbonate particles (2012-12-11),

14. 8252142 - Use of a surface-reacted calcium carbonate in tissue paper, process to prepare a tissue paper product of improved softness, and resulting improved softness tissue paper products (2012-08-28),

15. 8187589 - Stabilisation of aqueous mineral preparations by reuterin (2012-05-29),

Omya Development AG is a leading global producer of industrial minerals – mainly fillers and pigments derived from calcium carbonate and dolomite – and a worldwide distributor of specialty chemicals. The company operates over 175 plants in more than 50 countries, providing innovative solutions and services to various industries, including paper, plastics, paints, coatings, adhesives, and construction. With over 130 years of experience, Omya constantly strives to develop sustainable and environmentally friendly solutions to meet customer needs.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

28 Patents

#2 in Oftringen

#448 in Switzerland

#22,547 in the World

Oftringen, Switzerland

Omya Development Ag

Forward Citations = 137

73 inventors:

Patrick A C Gane (20 out of 196 patents)

Matthias Buri (14 out of 111 patents)

René Vinzenz Blum (7 out of 33 patents)

4. Daniel Gantenbein (5 out of 34 patents)

5. Joachim Schölkopf (4 out of 22 patents)

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