For the Inventor, By the Inventor

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Mount Prospect, IL, United States of America

Stenograph Corporation

USPTO Granted Patents = 15

% Expired Patents = 20.0

Trademarks = 16

Forward Citations = 217

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14 inventors (with patents filed for the assignee):

Frank John Chvojcsek (7 out of 7 patents)

Keith A McCready (3 out of 3 patents)

Richard A Michals (3 out of 3 patents)

4. Ralph E Zum Bahlen (3 out of 3 patents)

5. Paul G Dussault (2 out of 8 patents)

6. Dennis John Kras (2 out of 2 patents)

7. Denis B Flynn (2 out of 2 patents)

8. David J Mueller (2 out of 7 patents)

9. Paul J Fowler (2 out of 2 patents)

10. Frank H Mozer (2 out of 2 patents)

11. Vae E Sun (1 out of 12 patents)

12. Richard J Saindon (1 out of 2 patents)

13. Stephen Brand (1 out of 2 patents)

14. Van E Sun (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 7403375 - Adjustable LCD screen assembly for writing machine (2008-07-22),

2. D554922 - Stenographic tabletop (2007-11-13),

3. 7035804 - Systems and methods for automated audio transcription, translation, and transfer (2006-04-25),

4. 6736558 - Disposable ribbon cartridge for shorthand machines (2004-05-18),

5. 6422771 - Disposable ribbon cartridge for shorthand machine (2002-07-23),

6. 5466072 - Method and apparatus for recording and translating shorthand notes (1995-11-14),

7. 5395178 - Tripod for supporting a shorthand machine (1995-03-07),

8. 5249285 - RAM lock device and method for a text entry system (1993-09-28),

9. 5163141 - RAM lock device and method for a text entry system (1992-11-10),

10. 4439798 - Referencing device for digital data recorders (1984-03-27),

11. 4421427 - Shorthand machine having electric platen advancement (1983-12-20),

12. 4363558 - Shorthand machine having electric platen advancement (1982-12-14),

13. 4363557 - Marking device for shorthand machine (1982-12-14),

14. 4323316 - Shorthand machine paper gauge (1982-04-06),

15. 4205351 - Digital data recorder (1980-05-27),

Stenograph Corporation is the leading supplier of shorthand machines and software for court reporters and captioners. Their products are known for their accuracy, reliability, and ease of use. Stenograph has been in business for over 80 years and continues to innovate in the field of stenography.

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

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USPTO Data Jan 1 1976 - Sep 15 2026

15 Patents

#4 in Mount Prospect, IL

#1,057 in Illinois

#21,011 in US

#39,801 in the World

Mount Prospect, IL, United States of America

Stenograph Corporation

Forward Citations = 217

14 inventors:

Frank John Chvojcsek (7 out of 7 patents)

Keith A McCready (3 out of 3 patents)

Richard A Michals (3 out of 3 patents)

4. Ralph E Zum Bahlen (3 out of 3 patents)

5. Paul G Dussault (2 out of 8 patents)

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