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Bedford, MA, United States of America

Coulter Systems Corporation

USPTO Granted Patents = 77

Forward Citations = 1,067

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56 inventors (with patents filed for the assignee):

Manfred R Kuehnle (45 out of 101 patents)

Harold J Weber (15 out of 54 patents)

Lysle D Cahill (12 out of 14 patents)

4. Kenneth D Fraser (6 out of 10 patents)

5. John C Butler (6 out of 9 patents)

6. John A Lawson (5 out of 11 patents)

7. Ferdinand Martinez (5 out of 5 patents)

8. John F Keane (4 out of 4 patents)

9. E Raymond Thomas (4 out of 4 patents)

10. Ronald J Duke (3 out of 29 patents)

11. John L Tibbits (3 out of 5 patents)

12. Josef Matkan (3 out of 14 patents)

13. George J Perry (3 out of 4 patents)

14. Arno K Hagenlocher (3 out of 5 patents)

15. Samuel R DiNallo, Sr (3 out of 3 patents)

Core Competencies:

Electrophotography

Color Proofing

Liquid Toner

High Speed Imaging

Image Transfer

Optical Systems

Electrostatic Images

Digital Plate Maker

Toning Methods

Sputtering Apparatus

Indicia Recognition

Latent Electrostatic Images

77 patents: Sort by Forward Citations

1. 4986211 - Toning method and member for electrostatography (1991-01-22),

2. 4918487 - Toner applicator for electrophotographic microimagery (1990-04-17),

3. 4664499 - Electrostatic duplicator for multicolor imagery (1987-05-12),

4. 4628367 - Method and device for reading digital data in an optical mass memory (1986-12-09),

5. 4566781 - Method of apparatus for liquid developing of electrostatic images in an (1986-01-28),

6. 4566042 - Electrophotographic imaging apparatus by variably placing pixel elements (1986-01-21),

7. 4561730 - Synthetic resin lens system for imaging apparatus (1985-12-31),

8. 4556309 - Electrophotographic imaging apparatus, particularly for color proofing (1985-12-03),

9. 4547061 - Electrophotographic imaging apparatus and method particularly for color (1985-10-15),

10. 4538204 - Corona producing method and apparatus (1985-08-27),

11. 4533941 - Method and apparatus for half-tone reproduction of a varying tone (1985-08-06),

12. 4529650 - Image transfer material (1985-07-16),

13. 4526357 - Electro-static sheet feeding method and apparatus (1985-07-02),

14. 4521097 - Electrophotographic image recording method and apparatus (1985-06-04),

15. 4515879 - Optical mass memory system using electrophotography (1985-05-07),

Company Overview

Coulter Systems Corporation, based in Bedford, MA, specializes in the development and manufacturing of advanced electrophotographic imaging technologies. The company focuses on core areas such as electrophotography, color proofing, and liquid toner solutions, catering to high-speed imaging and image transfer applications. With expertise in optical systems and electrostatic images, Coulter Systems is dedicated to innovating digital plate making processes, enhancing the efficiency and quality of imaging solutions across various industries.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

77 Patents

#9 in Bedford, MA

#264 in Massachusetts

#4,787 in US

#9,769 in the World

Bedford, MA, United States of America

Coulter Systems Corporation

Forward Citations = 1,067

56 inventors:

Manfred R Kuehnle (45 out of 101 patents)

Harold J Weber (15 out of 54 patents)

Lysle D Cahill (12 out of 14 patents)

4. Kenneth D Fraser (6 out of 10 patents)

5. John C Butler (6 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Coulter Systems Corporation. Retrieved from https://idiyas.com/company/coulter-systems

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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