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For the Inventor, By the Inventor

Raleigh, NC, United States of America

Lee C Haas

This inventor holds 8 USPTO granted patents. Top assignee: International Business Machines Corporation. Active years: 1987-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Lee C Haas. Retrieved from https://idiyas.com/inventor/lee-c-haas

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

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 1.8

ph-index = 5

Forward Citations = 113(Granted Patents)


Company Filing History:

goldMedal8 out of 166,325 
 
International Business Machines Corporation
 patents

Years Active: 1987-1999

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8 patents (USPTO):Explore Patents
1. 5905727 - Method and system for transmitting ATM cells on an ATM link (1999-05-18),
2. 5644577 - Preserving data frame continuity across full-duplex LAN interface with (1997-07-01),
3. 5617419 - Adapting switch port and work station communication adapters to data (1997-04-01),
4. 5614901 - Method and apparatus for providing data stream for cost effective (1997-03-25),
5. 5570089 - Method and apparatus for providing data stream for cost effective (1996-10-29),
6. 5191627 - Reduction of intersymbol interference in optical fiber systems by (1993-03-02),
7. 4814634 - Ternary signal multiplexor circuit (1989-03-21),
8. 4677618 - Method and apparatus for deskewing WDM data transmitted through a (1987-06-30),

Title: Lee C Haas: Innovator in ATM Technology

Introduction

Lee C Haas is a prominent inventor based in Raleigh, NC (US), known for his contributions to the field of telecommunications. With a total of 8 patents to his name, Haas has made significant advancements in methods for transmitting data efficiently over ATM links.

Latest Patents

Haas's latest patents include a method and system for transmitting ATM cells on an ATM link. This invention discloses a technique for transmitting ATM cells from a sending unit to a receiving unit, where each cell consists of a header portion and a data portion. The method identifies a common header portion for a set of subsequent ATM cells, which is then transmitted along with the data portions. This innovation enhances the efficiency of data transmission by preserving the integrity of the data frame.

Another notable patent focuses on maintaining data frame continuity across full-duplex LAN interfaces. This invention addresses the challenges posed by data capacity mismatches between communication nodes and links. By utilizing small FIFO buffers, the invention ensures that data frames are transmitted and received without loss, even when complete frames cannot be sent contiguously. The method involves inserting non-data symbols to fill gaps and compressing frames as necessary, thereby improving overall data transmission reliability.

Career Highlights

Lee C Haas is currently employed at International Business Machines Corporation (IBM), where he continues to innovate in the field of telecommunications. His work at IBM has allowed him to collaborate with other talented professionals and contribute to cutting-edge technology.

Collaborations

Some of Haas's notable coworkers include Kenneth J Christensen and Mitchell Levy Loeb. Their collaborative efforts have further advanced the development of innovative solutions in the telecommunications sector.

Conclusion

Lee C Haas is a distinguished inventor whose work has significantly impacted the telecommunications industry. His innovative patents demonstrate a commitment to improving data transmission methods, making him a valuable asset to IBM and the field at large.

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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