Tatsuhiko Amagai

This inventor holds 10 USPTO granted patents and 1 published patent application. Top assignees: Juniper Networks, Inc., Nec Corporation. Active years: 2002-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuhiko Amagai. Retrieved from https://idiyas.com/inventor/tatsuhiko-amagai

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

USPTO Granted Patents = 10 (Patent Applications = 1)

% Patents Active = 70.0

Average Co-Inventor Count = 2.7

ph-index = 5

Forward Citations = 63(Granted Patents)

Company Filing History:

5 out of 4,776

Juniper Networks, Inc.

Years Active: 2002-2011

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8073006 - ATM cell conversion circuit and ATM cell conversion method (2011-12-06),

2. 7970012 - Packet processing using a multi-port memory (2011-06-28),

3. 7515610 - Packet processing using a multi-port memory (2009-04-07),

4. 7130312 - Packet processing apparatus, packet processing method, and packet exchange (2006-10-31),

5. 6944182 - ATM cell conversion circuit and ATM cell conversion method (2005-09-13),

6. 6687250 - Device with quality controllable SAR function by upper layer instruction, LSI unit and quality control method by upper layer instruction (2004-02-03),

7. 6625659 - Router switches to old routing table when communication failure caused by current routing table and investigates the cause of the failure (2003-09-23),

8. 6515998 - Table data retrieving apparatus retrieving table in which reference data is stored by using retrieval key (2003-02-04),

9. 6493356 - Segmentation and reassembly system for ATM communication network improved in throughput (2002-12-10),

10. 6418145 - Internet protocol layer processor (2002-07-09),

Title: Innovations of Tatsuhiko Amagai

Introduction

Tatsuhiko Amagai is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of technology, particularly in the area of telecommunications. With a total of 10 patents, his work has had a substantial impact on the industry.

Latest Patents

Among his latest patents are the "ATM cell conversion circuit and ATM cell conversion method" and "Packet processing using a multi-port memory." The ATM cell conversion method involves sending priority of multiple stages that is statically assigned based on quality class and output connection. It also allows for dynamic changes in sending priority according to the state of sending request stacking and ATM cell conversion processing. The packet processing method focuses on exchanging packet data through various layers, utilizing a multi-port shared memory to enhance efficiency and prevent interference during processing.

Career Highlights

Tatsuhiko Amagai has worked with notable companies such as NEC Corporation and Juniper Networks, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in telecommunications technology.

Collaborations

Throughout his career, Amagai has collaborated with talented individuals, including Tatsuo Aramizu and Mikiharu Yamashita. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Tatsuhiko Amagai's contributions to the field of telecommunications through his patents and collaborations highlight his role as a key innovator. His work continues to influence the industry and pave the way for future 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]

1 patent pending: