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Glens Falls, NY, United States of America

Ahlstrom Machinery, Inc.

USPTO Granted Patents = 53

Trademarks = 2

Forward Citations = 439

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64 inventors (with patents filed for the assignee):

J Robert Prough (17 out of 52 patents)

Bruno S Marcoccia (13 out of 36 patents)

C Bertil Stromberg (10 out of 47 patents)

4. Joseph R Phillips (10 out of 39 patents)

5. R Fred Chasse (9 out of 18 patents)

6. Richard O Laakso (9 out of 21 patents)

7. Kaj Henricson (8 out of 63 patents)

8. Rolf C Ryham (5 out of 35 patents)

9. Jerry R Johanson (4 out of 37 patents)

10. Jan T Richardsen (4 out of 15 patents)

11. Mark D Barrett (3 out of 13 patents)

12. Brian F Greenwood (3 out of 29 patents)

13. Victor L Bilodeau (3 out of 9 patents)

14. J Wayne Chamblee (3 out of 8 patents)

15. Erwin D Funk (3 out of 24 patents)

Core Competencies:

Cellulose Pulp Production

Continuous Digester

Gas Separation Control

Bleaching Process

Dissolved Solids Control

Pulping Technology

Heat Recovery Systems

Chip Feeding Mechanisms

Chemical Treatment Methods

Filtrate Treatment

Pressure Control in Digesters

High Alkali Cooking

53 patents: Sort by Forward Citations

1. 6153300 - Bleaching cellulose pulp having cleanliness which varies significantly (2000-11-28),

2. 6123808 - Distribution of dilution liquor to the discharge of a cellulose pulp (2000-09-26),

3. 6120647 - Simplified liquid removal system for a cellulose pulp digester (2000-09-19),

4. 6120252 - Gas separation control in a centrifugal pump/vacuum pump (2000-09-19),

5. 6106668 - Method for feeding comminuted fibrous material (2000-08-22),

6. 6106667 - Treatment of recycled bleach plant filtrates (2000-08-22),

7. 6086712 - DOM control in cellulose pulp production (2000-07-11),

8. 6071331 - Method and apparatus for separating gas from a gaseous material (2000-06-06),

9. 6039841 - Screen having inclined slots for use in a continuous digester (2000-03-21),

10. 6024837 - Low temperature gas phase continuous digester (2000-02-15),

11. 6024227 - Tramp material removal from pulp feed systems (2000-02-15),

12. 6010594 - Method of bleaching pulp with chlorine-free chemicals wherein a (2000-01-04),

13. 5985096 - Vertical pulping digester having substantially constant diameter (1999-11-16),

14. 5968314 - Chip feeding for a digester (1999-10-19),

15. 5958181 - Continuous cooking with a two-stage cool impregnation (1999-09-28),

Ahlstrom Machinery, Inc. is a leading manufacturer of industrial machinery and equipment. With over 50 years of experience, we specialize in designing and producing cutting-edge machinery for various industries, including manufacturing, construction, and automotive. Our extensive product range includes hydraulic presses, stamping machines, automated assembly lines, and more. We are committed to providing reliable, high-quality machinery that improves productivity and efficiency for our customers. Visit our website to explore our products and learn more about our expertise.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

53 Patents

#2 in Glens Falls, NY

#367 in New York

#6,441 in US

#12,935 in the World

Glens Falls, NY, United States of America

Ahlstrom Machinery, Inc.

Forward Citations = 439

64 inventors:

J Robert Prough (17 out of 52 patents)

Bruno S Marcoccia (13 out of 36 patents)

C Bertil Stromberg (10 out of 47 patents)

4. Joseph R Phillips (10 out of 39 patents)

5. R Fred Chasse (9 out of 18 patents)

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