logo

For the Inventor, By the Inventor

Andover, MA, United States of America

Robert J Rance

This inventor holds 13 USPTO granted patents, primarily in Cryptographic Security. Top assignees: Lucent Technologies Inc., Alcatel-Lucent USA Inc., Alcatel Lucent. Active years: 1999-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert J Rance. Retrieved from https://idiyas.com/inventor/robert-j-rance

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

Calculating rank
USPTO Granted Patents = 13

% Patents Active = 92.3

Average Co-Inventor Count = 3.2

ph-index = 7

Forward Citations = 555(Granted Patents)


Company Filing History:

goldMedal8 out of 9,364 
 
Lucent Technologies Inc.
 patents
silverMedal3 out of 1,310 
 
Alcatel-Lucent USA Inc.
 patents
bronzeMedal2 out of 5,034 
 
Alcatel Lucent
 patents

Years Active: 1999-2017

Loading Chart...
Areas of Expertise:
Message Authentication
Key Management
Cryptographic Synchronization
Wireless Communication
Data Encryption
Security Keys
CMEA
Speech Coding
Lookup Table
Network Devices
Crypto-Processing
Involuntary Lookup
13 patents (USPTO):Explore Patents
1. 9628481 - Method of providing fresh keys for message authentication (2017-04-18),
2. 9225518 - Method of providing fresh keys for message authentication (2015-12-29),
3. 7752441 - Method of cryptographic synchronization (2010-07-06),
4. 7602918 - Method for distributing security keys during hand-off in a wireless communication system (2009-10-13),
5. 7596225 - Method for refreshing a pairwise master key (2009-09-29),
6. 6876744 - Methods and apparatus for enhanced CMEA including a CMEA iteration preceded and followed by transformations and employing an involuntary lookup (2005-04-05),
7. 6577734 - Data encryption key management system (2003-06-10),
8. 6418224 - Methods and apparatus for self-inverting multiple-iteration CMEA crypto-processing for improved security for wireless telephone messages (2002-07-09),
9. 6377687 - Methods and apparatus for enhanced CMEA employing enhanced transformations (2002-04-23),
10. 6266412 - Encrypting speech coder (2001-07-24),
11. 6233337 - Methods and apparatus for enhanced security expansion of a secret key into a lookup table for improved security for wireless telephone messages (2001-05-15),
12. 6028933 - Encrypting method and apparatus enabling multiple access for multiple (2000-02-22),
13. 6005943 - Electronic identifiers for network terminal devices (1999-12-21),

Title: The Innovations of Robert J Rance

Introduction

Robert J Rance is a notable inventor based in Andover, MA (US), recognized for his contributions to the field of wireless communication. With a total of 13 patents to his name, Rance has made significant advancements in message authentication technologies. His work has been influential in enhancing the security of mobile communication systems.

Latest Patents

One of Rance's latest patents is a method of providing fresh keys for message authentication. This invention outlines a method for operating a mobile unit within a wireless communication system. The method includes providing access request messages that contain information indicative of a first counter and a message authentication code formed using a first key. The first key is derived from a second key and the first counter, while the second key is established from a third key for a security session between the mobile unit and an authenticator. The first counter is incremented with each access request made by the mobile unit, ensuring enhanced security.

Career Highlights

Throughout his career, Robert J Rance has worked with prominent companies such as Lucent Technologies Inc. and Alcatel-Lucent USA Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of wireless communication.

Collaborations

Rance has collaborated with several professionals in his field, including Semyon B Mizikovsky and Daniel Nelson Heer. These collaborations have contributed to the development of his patents and innovations.

Conclusion

Robert J Rance's work in wireless communication and message authentication has made a lasting impact on the industry. His innovative patents and collaborations highlight his dedication to advancing technology in this critical area.

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]
Loading…