For the Inventor, By the Inventor

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State College, PA, United States of America

Chemcut Corporation

USPTO Granted Patents = 23

Trademarks = 1

Forward Citations = 325

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20 inventors (with patents filed for the assignee):

Daniel L Goffredo (9 out of 11 patents)

Conrad D Shakley (6 out of 7 patents)

Karl F Ketelhohn (5 out of 5 patents)

4. James J Ash (4 out of 5 patents)

5. Joseph M Brady (3 out of 4 patents)

6. Franz R Cordes (3 out of 3 patents)

7. Frederick E Coffman (2 out of 3 patents)

8. Donald F Ball (2 out of 2 patents)

9. Klaus H Gedrat (2 out of 2 patents)

10. Walter J Meyer (2 out of 11 patents)

11. Charles H Pelton (1 out of 1 patent)

12. Randall E Markle (1 out of 1 patent)

13. G Allen Blakeslee (1 out of 3 patents)

14. Conrad Dale Shakely (1 out of 1 patent)

15. Joseph J Curcio (1 out of 1 patent)

23 patents: Sort by Forward Citations

1. 5290384 - Apparatus for controlled spray etching (1994-03-01),

2. 5228949 - Method and apparatus for controlled spray etching (1993-07-20),

3. 5176158 - Apparatus and method for transporting materials which are to be (1993-01-05),

4. 5007968 - Process and apparatus for treating articles of substantial thickness (1991-04-16),

5. 5002616 - Process and apparatus for fliud treatment of articles (1991-03-26),

6. 4999079 - Process and apparatus for treating articles and preventing their wrap (1991-03-12),

7. 4985111 - Process and apparatus for intermittent fluid application (1991-01-15),

8. 4859298 - Process and apparatus for electrolytically removing protective layers (1989-08-22),

9. 4784169 - Apparatus for treating articles with solution to remove solids and then (1988-11-15),

10. 4781205 - Product guide for processing equipment (1988-11-01),

11. 4755105 - Impeller improvement (1988-07-05),

12. 4650542 - Process and apparatus for chemically treating articles in a contained (1987-03-17),

13. 4487681 - Electroplating test cell (1984-12-11),

14. 4459183 - Electroplating apparatus and method (1984-07-10),

15. 4402799 - Apparatus and method of treating tabs of printed circuit boards and the (1983-09-06),

Chemcut is a leading provider of advanced wet processing equipment for the printed circuit board and chemical milling industries. With over 2,500 systems installed worldwide, Chemcut has a proven track record of delivering high-quality products and services to its customers. The company offers a wide range of solutions including etching, developing, stripping, and rinsing equipment that are designed to meet the specific needs of each customer. Chemcut takes pride in its commitment to innovation, quality, and customer satisfaction.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

23 Patents

#3 in State College, PA

#525 in Pennsylvania

#13,918 in US

#26,773 in the World

State College, PA, United States of America

Chemcut Corporation

Forward Citations = 325

20 inventors:

Daniel L Goffredo (9 out of 11 patents)

Conrad D Shakley (6 out of 7 patents)

Karl F Ketelhohn (5 out of 5 patents)

4. James J Ash (4 out of 5 patents)

5. Joseph M Brady (3 out of 4 patents)

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