For the Inventor, By the Inventor

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Chicago, IL, United States of America

Victor Comptometer Corporation

USPTO Granted Patents = 13

Trademarks = 3

Forward Citations = 198

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16 inventors (with patents filed for the assignee):

Jack E Davis (3 out of 3 patents)

Robert H Wilczewski (2 out of 14 patents)

John J Islas (1 out of 13 patents)

4. Norman F Gioia (1 out of 7 patents)

5. James E Blomquist (1 out of 12 patents)

6. Peter Scheuzger (1 out of 1 patent)

7. Marshall S Joseph (1 out of 1 patent)

8. Nicholas Kondur (1 out of 1 patent)

9. Jules Edmond Van Langenhoven (1 out of 1 patent)

10. Roy Lawrence Phelan (1 out of 1 patent)

11. Bert Lane Altmann (1 out of 1 patent)

12. Robert Milton Gregg (1 out of 2 patents)

13. Earl Lee Fischer (1 out of 4 patents)

14. John W Marsman (1 out of 1 patent)

15. G Norman Heaton (1 out of 3 patents)

13 patents: Sort by Forward Citations

1. D251915 - Artificial fish lure (1979-05-22),

2. 4072232 - Package for multiple containers (1978-02-07),

3. 4002156 - Air gun (1977-01-11),

4. D242795 - Artificial fish lure (1976-12-21),

5. 3993884 - Detachably mounted keyboard pushbutton actuators and housing assembly (1976-11-23),

6. 3990171 - Artificial fish lure (1976-11-09),

7. 3981290 - Compound bow (1976-09-21),

8. 3951038 - Air operated projectile firing apparatus (1976-04-20),

9. 3949851 - Motion translation means for high speed printer print head (1976-04-13),

10. 3946438 - Magnetic card transport (1976-03-23),

11. 3944155 - Ribbon spool (1976-03-16),

12. 3942622 - Document stop and position indicator mechanism (1976-03-09),

13. 3935936 - Media thickness compensation for print head (1976-02-03),

Victor Comptometer Corporation is a leading provider of top-notch comptometers and other office equipment. With a legacy of over 100 years, they have been at the forefront of innovation in the industry. Their products are renowned for their precision and reliability, making them a preferred choice for businesses worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

13 Patents

#265 in Chicago, IL

#1,146 in Illinois

#23,149 in US

#43,690 in the World

Chicago, IL, United States of America

Victor Comptometer Corporation

Forward Citations = 198

16 inventors:

Jack E Davis (3 out of 3 patents)

Robert H Wilczewski (2 out of 14 patents)

John J Islas (1 out of 13 patents)

4. Norman F Gioia (1 out of 7 patents)

5. James E Blomquist (1 out of 12 patents)

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