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For the Inventor, By the Inventor

Wilmington, DE, United States of America

American Calcar, Inc.

Calculating rank
USPTO Granted Patents = 64

% Expired Patents = 45.3


Forward Citations = 4,916

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8 inventors (with patents filed for the assignee):

goldMedal Michael L Obradovich (63 out of 86 patents)

silverMedal John G Dinkel (18 out of 21 patents)

bronzeMedal Michael L Kent (18 out of 21 patents)

4.  John D Pirtle (12 out of 16 patents)

5.  Steven W Schebesch (9 out of 15 patents)

6.  Philip E White (5 out of 8 patents)

7.  Corena Dusek (5 out of 5 patents)

8.  Michael L O'Bradovich (1 out of 1 patent)


Core Competencies:
Automobile
Centralized Control
Navigation
Multimedia
GPS
Vehicle Safety
Data Interchange
User Preferences
Communication System
Climate Control
Parking Assistance
Tire Monitoring

64 patents:

1. 8554404 - Multimedia information and control system for automobiles (2013-10-08),
2. 7902969 - Technique for operating a vehicle effectively and safely (2011-03-08),
3. 7802198 - Centralized control and management system for automobiles (2010-09-21),
4. 7748021 - Positional camera and GPS data interchange device (2010-06-29),
5. 7741959 - Centralized control and management system for automobiles (2010-06-22),
6. 7739039 - Technique for effective navigation based on user preferences (2010-06-15),
7. 7702455 - Personal communication system to send and receive voice data positioning information (2010-04-20),
8. 7656310 - Technique for operating a vehicle safely in a lane (2010-02-02),
9. 7650234 - Technique for effective navigation based on user preferences (2010-01-19),
10. 7593812 - Technique for effective navigation based on user preferences (2009-09-22),
11. 7561065 - Personal communication and positioning system (2009-07-14),
12. 7535344 - Technique for operating a vehicle effectively and safely (2009-05-19),
13. 7522992 - Technique for effective navigation based on user preferences (2009-04-21),
14. 7519922 - Technique for effectively aiding a user to park a vehicle (2009-04-14),
15. 7512495 - Centralized control and management system for automobiles (2009-03-31),
Company Overview
American Calcar, Inc. is a Wilmington, DE-based company specializing in advanced automotive control systems. The organization focuses on developing technologies that enhance vehicle navigation, multimedia integration, and safety features. By leveraging centralized control systems and data interchange methods, American Calcar aims to improve user preferences and overall driving experiences. Their innovative solutions contribute to the evolution of smart vehicles, addressing the growing demand for enhanced connectivity and safety in the automotive industry.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

64 Patents

#84 in Wilmington, DE

#102 in Delaware

#5,690 in US

#11,489 in the World

Wilmington, DE (US)
Wilmington, DE, United States of America

American Calcar, Inc.

Forward Citations = 4,916

8 inventors:

goldMedal Michael L Obradovich (63 out of 86 patents)

silverMedal John G Dinkel (18 out of 21 patents)

bronzeMedal Michael L Kent (18 out of 21 patents)

4.  John D Pirtle (12 out of 16 patents)

5.  Steven W Schebesch (9 out of 15 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: American Calcar, Inc.. Retrieved from https://idiyas.com/company/american-calcar

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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