Hiroyuki Waki

This inventor holds 9 USPTO granted patents. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation. Active years: 1996-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Waki. Retrieved from https://idiyas.com/inventor/hiroyuki-waki

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

USPTO Granted Patents = 9

% Patents Active = 66.7

Average Co-Inventor Count = 3.2

ph-index = 5

Forward Citations = 295(Granted Patents)

Location History:

Osaka, JP (1996 - 1998)
Nara, JP (2008)
Hirakata, JP (2000 - 2009)

Company Filing History:

8 out of 27,375

Matsushita Electric Industrial Co., Ltd.

patents

1 out of 16,454

Panasonic Corporation

patents

Years Active: 1996-2009

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7555000 - Digital broadcast system (2009-06-30),

2. 7378996 - Sampling rate conversion calculating apparatus (2008-05-27),

3. 7194758 - Digital broadcast system and its component devices that provide services in accordance with a broadcast watched by viewers (2007-03-20),

4. 6986159 - Method and system for receiving and recording digital broadcast programs (2006-01-10),

5. 6799315 - High speed virtual machine and compiler (2004-09-28),

6. 6681075 - Data transmission apparatus and data reception apparatus (2004-01-20),

7. 6134351 - Image processing device performing the conversion of gradation value by (2000-10-17),

8. 5778352 - Electronic document retrieval and display system and method of (1998-07-07),

9. 5581752 - Electronic document retrieval and display system and method of (1996-12-03),

Title: Hiroyuki Waki: Innovator in Digital Broadcasting and Signal Processing

Introduction

Hiroyuki Waki is a prominent inventor based in Hirakata, Japan. He has made significant contributions to the fields of digital broadcasting and signal processing. With a total of 9 patents to his name, Waki's innovations have had a lasting impact on technology.

Latest Patents

One of Waki's latest patents is a digital broadcast system designed to enhance interactivity in broadcasting. This invention allows for the quick recording of content by transmitting a set of data repeatedly. The digital broadcast receiver separates a table corresponding to video images from streams in an arbitrary order. It memorizes the video image data until all images have been stored, enabling efficient reproduction by receivers without storage functions. Viewers can access the data at any time after storage is complete.

Another notable patent is a low-cost, high-performance sampling rate conversion calculating apparatus. This device achieves both low delay characteristics for conversational voice data and high quality for audio data simultaneously. The first digital signal processing section outputs conversational voice data according to the output terminal's sampling frequency. The second section outputs high-quality audio data, while an adder section combines both outputs for seamless delivery.

Career Highlights

Waki has worked with notable companies such as Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Throughout his career, Waki has collaborated with talented individuals, including Masahiro Oashi and Tatsuya Shimoji. These partnerships have fostered creativity and innovation in his projects.

Conclusion

Hiroyuki Waki's contributions to digital broadcasting and signal processing demonstrate his commitment to innovation. His patents reflect a deep understanding of technology and its applications. Waki continues to inspire future generations of inventors and engineers.

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]