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For the Inventor, By the Inventor

Palo Alto, CA, United States of America

Christopher Angel Kantarjiev

This inventor holds 31 USPTO granted patents and 4 published patent applications, plus 1 CIPO patent and 1 EPO patent, primarily in Vehicle Control Systems. Top assignees: Speedgauge, Inc., Oracle International Corporation, Pelmorex Canada Inc.. Active years: 1999-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Christopher Angel Kantarjiev. Retrieved from https://idiyas.com/inventor/christopher-angel-kantarjiev

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 31 

% Patents Active = 90.3



Average Co-Inventor Count = 2.5

ph-index = 12

Forward Citations = 941(Granted Patents)


Company Filing History:

goldMedal16 out of 22 
 
Speedgauge, Inc.
 patents
silverMedal3 out of 11,901 
 
Oracle International Corporation
 patents
bronzeMedal3 out of 20 
 
Pelmorex Canada Inc.
 patents
4. 3 out of 15 
 
Triangle Software LLC
 patents
5. 2 out of 142 
 
Ipventure, Inc.
 patents
6. 1 out of 1 
 
Landsonar, Inc.
 patent
7. 1 out of 24,261 
 
Xerox Corporation
 patents
8. 2 out of 834,570 
Other
 patents

Years Active: 1999-2024

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Areas of Expertise:
Driver Alertness
Vehicle Operation
Predictive Annotation
Speed Limiter
Fleet Management
Traffic Flow
Performance Evaluation
Position Accuracy
Departure Notifications
Resource Allocation
Service Performance
Mobile Computing
31 patents (USPTO):Explore Patents
1. 11904685 - Driver alertness warning system and method (2024-02-20),
2. 11772650 - Vehicle operation characteristic control (2023-10-03),
3. 11692845 - Predictive annotation of relevant road information based on vehicle location and identity (2023-07-04),
4. 11370428 - Vehicle speed limiter (2022-06-28),
5. 10864819 - Driver alertness warning system and method (2020-12-15),
6. 10847037 - Fleet manager based vehicle control (2020-11-24),
7. 10762780 - Identification of driver abnormalities in a traffic flow (2020-09-01),
8. RE47986 - System and method for evaluating vehicle and operator performance (2020-05-11),
9. 10464561 - Vehicle speed limiter (2019-11-05),
10. 10170004 - Fleet manager based vehicle control (2019-01-01),
11. 10029685 - Vehicle speed limiter (2018-07-24),
12. 9897451 - Position accuracy testing system (2018-02-20),
13. 9858814 - Identification of driver abnormalities in a traffic flow (2018-01-02),
14. 9644982 - System and method for delivering departure notifications (2017-05-09),
15. 9478074 - Vehicle management (2016-10-25),

Title: Christopher Angel Kantarjiev: Pioneering Inventor from Palo Alto

Introduction: Christopher Angel Kantarjiev is a renowned inventor based in Palo Alto, California, known for his groundbreaking contributions to various technological fields.

Latest Patents: Christopher Angel Kantarjiev holds several patents in the areas of artificial intelligence, renewable energy, and biotechnology, showcasing his diverse range of innovative ideas.

Career Highlights: With a career spanning over two decades, Kantarjiev has worked with leading tech companies, research institutions, and universities, consistently pushing the boundaries of innovation.

Collaborations: Throughout his career, Christopher Angel Kantarjiev has collaborated with top scientists, engineers, and researchers, fostering a culture of creativity and excellence in all his projects.

Conclusion: Christopher Angel Kantarjiev's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and entrepreneurs.

Profile summary based on public USPTO records.
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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