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For the Inventor, By the Inventor

Briarcliff Manor, NY, United States of America

Yeong-Chang L Lien

This inventor holds 11 USPTO granted patents, plus 1 CIPO patent. Top assignee: International Business Machines Corporation. Active years: 1987-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yeong-Chang L Lien. Retrieved from https://idiyas.com/inventor/yeong-chang-l-lien

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

USPTO Granted Patents = 11

% Patents Active = 100.0


Average Co-Inventor Count = 2.8

ph-index = 10

Forward Citations = 687(Granted Patents)


Location History:

  • Briarcliff Manor, NY (US) (1987 - 1989)
  • Armonk, NY (US) (1990 - 1996)

Company Filing History:

goldMedal11 out of 166,351 
 
International Business Machines Corporation
 patents

Years Active: 1987-1996

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11 patents (USPTO):Explore Patents
1. 5537548 - Method of computer conferencing by intercepting commands issued by (1996-07-16),
2. 5386567 - Hot removable and insertion of attachments on fully initialized computer (1995-01-31),
3. 5040169 - Wavelength division photonic switch (1991-08-13),
4. 4933930 - High speed switch as for an optical communication system (1990-06-12),
5. 4879551 - Switching array with concurrent marking capability (1989-11-07),
6. 4845669 - Transporsable memory architecture (1989-07-04),
7. 4833670 - Cross-point bit-switch for communication (1989-05-23),
8. 4817094 - Fault tolerant switch with selectable operating modes (1989-03-28),
9. 4785446 - Distributed bit switching of a multistage interconnection network (1988-11-15),
10. 4706150 - Switching protocal for multiple autonomous switching planes (1987-11-10),
11. 4679190 - Distributed voice-data switching on multi-stage interconnection networks (1987-07-07),

Title: Yeong-Chang L Lien: Innovator in Computer Technology

Introduction

Yeong-Chang L Lien is a notable inventor based in Briarcliff Manor, NY (US). He has made significant contributions to the field of computer technology, holding a total of 11 patents. His work focuses on enhancing computer systems and improving user experiences through innovative methods.

Latest Patents

Among his latest patents is a method of computer conferencing that involves intercepting commands issued during execution. This method allows API calls to the operating system in a master processor to be transferred to slave processors via an event redirection mechanism. Consequently, the same screen or window appears on both the master and slave processors, facilitating seamless communication. Additionally, he has developed a system for hot removable and insertion of attachments on fully initialized computers. This invention enables automatic reconfiguration of the system when an adapter is inserted or removed, ensuring that the computer maintains its operational state without interruption.

Career Highlights

Yeong-Chang L Lien has had a distinguished career at International Business Machines Corporation (IBM). His innovative contributions have played a crucial role in advancing computer technology and enhancing system functionalities. His patents reflect a deep understanding of both hardware and software integration, showcasing his expertise in the field.

Collaborations

Throughout his career, Lien has collaborated with esteemed colleagues such as Kiyoshi Maruyama and Gerald Lebizay. These partnerships have fostered a creative environment that has led to groundbreaking advancements in technology.

Conclusion

Yeong-Chang L Lien's work exemplifies the spirit of innovation in computer technology. His patents and contributions continue to influence the industry, making him a significant figure in the realm of technological advancements.

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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