Enter assignee name

Forward Citations = 126

Loading Chart...

7 inventors (with patents filed for the assignee):

Rolf C Ryham (9 out of 35 patents)

Rolf Ryham (2 out of 2 patents)

Krister Sannholm (1 out of 4 patents)

4. Kaj Henricson (1 out of 63 patents)

5. Ryham, Rolf (1 out of 1 patent)

6. Sannholm, Krister (1 out of 1 patent)

7. Kjell Norrmen (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 5133831 - Method of concentrating black liquor by evaporation (1992-07-28),

2. 4979965 - Method of dehumidifying gases (1990-12-25),

3. 4975148 - Cold blow system for batch production of pulp (1990-12-04),

4. 4963231 - Method for evaporation of liquids (1990-10-16),

5. 4944840 - Method and apparatus for evaporating waste liquor produced when cooking (1990-07-31),

6. 4930429 - Apparatus and process for generating steam from wet fuel (1990-06-05),

7. 4925527 - Method for the recovery of turpentine and heat in a refiner pulping (1990-05-15),

8. 4878441 - Apparatus and process for generating steam from wet fuel (1989-11-07),

9. 4877080 - Process and apparatus for cooling a fluid (1989-10-31),

10. 4864830 - Air conditioning process and apparatus (1989-09-12),

11. 4860548 - Air conditioning process and apparatus therefor (1989-08-29),

12. 4810327 - Falling film evaporator of the vertical-tube type (1989-03-07),

13. 4789428 - Method for evaporation of spent liquor (1988-12-06),

14. 4755258 - Method and apparatus for deactivating spent liquor (1988-07-05),

Ahlstromforetagen Svenska Ab is a Swedish manufacturing company specializing in the production of high-quality paper products. With a long history dating back to the early 1900s, the company has established itself as a leader in the industry, known for its commitment to quality and sustainability. Their products are used in a variety of applications, from packaging to filtration, and are trusted by customers around the world.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

14 Patents

#1 in Norrkoping

#422 in Sweden

#40,905 in the World

Norrkoping, Sweden

Ahlstromforetagen Svenska Ab