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For the Inventor, By the Inventor

Tokyo, Japan

Izumi Hatakeyama

This inventor holds 15 USPTO granted patents and 6 published patent applications. Top assignee: Sony Corporation. Active years: 1994-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Izumi Hatakeyama. Retrieved from https://idiyas.com/inventor/izumi-hatakeyama

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

USPTO Granted Patents = 15 

% Patents Active = 73.3

Average Co-Inventor Count = 1.3

ph-index = 6

Forward Citations = 372(Granted Patents)


Company Filing History:

goldMedal15 out of 58,145 
 
Sony Corporation
 patents

Years Active: 1994-2017

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15 patents (USPTO):Explore Patents
1. 9548826 - Reception device, reception method, and program (2017-01-17),
2. 8897300 - Transmitting apparatus, transmitting method, receiving apparatus, and receiving method (2014-11-25),
3. 8893214 - Image processing apparatus, signal processing method, and program (2014-11-18),
4. 8797460 - Reception apparatus, reception method, and program (2014-08-05),
5. 6748560 - Address generator, interleave unit, deinterleaver unit, and transmission unit (2004-06-08),
6. 6522704 - Data reception apparatus and data reception method (2003-02-18),
7. 6507629 - Address generator, interleave unit, deinterleave unit, and transmission unit (2003-01-14),
8. 6452985 - Viterbi decoding apparatus and Viterbi decoding method (2002-09-17),
9. 6385753 - Punctured Viterbi decoding method (2002-05-07),
10. 6310887 - Transmission speed predicting apparatus and transmission speed predicting method (2001-10-30),
11. 6195401 - Data receiving apparatus and method (2001-02-27),
12. 5982822 - Viterbi decoder (1999-11-09),
13. 5923713 - Viterbi decoder (1999-07-13),
14. 5542100 - Mobile communication system (1996-07-30),
15. 5295142 - Viterbi decoder (1994-03-15),

Title: **Izumi Hatakeyama: A Pioneer in Broadcasting Technology**

Introduction

Izumi Hatakeyama is an accomplished inventor based in Tokyo, Japan, recognized for her significant contributions to the field of broadcasting technology. With a remarkable portfolio of 15 patents, she is at the forefront of innovations that enhance how information is transmitted and received in the broadcasting industry.

Latest Patents

Hatakeyama’s latest patents include a reception device, reception method, and program designed to improve the efficiency of receiving broadcasting waves. This reception device features multiple components such as a first acquisition unit for gathering station information, a storage unit for storing that information, and a tuning control unit that ensures smooth tuning to the intended broadcast service.

In addition, her work on a transmitting apparatus and method further advances digital broadcasting by enabling the recognition of channel selection information at the receiving end. This invention allows community broadcasting stations to transmit viewable digital content alongside additional information for channel selection, ensuring access to vital data for viewers.

Career Highlights

Throughout her career, Izumi Hatakeyama has made significant strides while working with Sony Corporation, a leading player in the electronics and broadcasting industries. Her innovative spirit has contributed to the development of cutting-edge technologies that revolutionize how audiences engage with media.

Collaborations

During her tenure at Sony Corporation, Hatakeyama has collaborated with esteemed colleagues, including Naohisa Kitazato and Masayuki Obayashi. Together, they have worked towards pushing the boundaries of broadcasting technology and developing solutions that cater to an evolving digital landscape.

Conclusion

Izumi Hatakeyama's contributions to broadcasting technology exemplify her role as a leading inventor in her field. With her numerous patents and a commitment to innovation, she continues to shape the future of how we consume and interact with broadcast media.

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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