logo

For the Inventor, By the Inventor

Nishinomiya, Japan

Joji Katsura

This inventor holds 7 USPTO granted patents. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1989-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Joji Katsura. Retrieved from https://idiyas.com/inventor/joji-katsura

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

USPTO Granted Patents = 7

% Patents Active = 85.7

Average Co-Inventor Count = 1.5

ph-index = 7

Forward Citations = 146(Granted Patents)


Location History:

  • Hyogo, JP (1994)
  • Nishinomiya, JP (1989 - 2006)

Company Filing History:

goldMedal7 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents

Years Active: 1989-2006

Loading Chart...
7 patents (USPTO):Explore Patents
1. 7055752 - IC card (2006-06-06),
2. 5412334 - Semiconductor integrated circuit device having dynamic circuits with (1995-05-02),
3. 5373509 - Semiconductor memory device and method of testing the same (1994-12-13),
4. 5138257 - Circuit for testing internal data bus of integrated circuit (1992-08-11),
5. 5027325 - Semiconductor memory device having circuit for reading-out and (1991-06-25),
6. 5008727 - Standard cell having test pad for probing and semiconductor integrated (1991-04-16),
7. 4820974 - Method for measuring a characteristic of semiconductor memory device (1989-04-11),

Title: Joji Katsura: Innovator in Semiconductor Technology

Introduction

Joji Katsura is a prominent inventor based in Nishinomiya, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 7 patents. His work has been instrumental in advancing the capabilities of integrated circuits and data transmission systems.

Latest Patents

Katsura's latest patents include an innovative IC card that features a state control circuit. This circuit provides an inactive state control signal to a CPU and an active state control signal to a data transmission circuit. As a result, the CPU enters a halt state while the data transmission circuit transitions to a receive state. Once the receive processing is complete, the state control circuit activates the CPU again, restoring it from the halt state to an operative state. Additionally, he has developed a semiconductor integrated circuit device that incorporates dynamic circuits with floating gates in a static state. This device includes a switching circuit that is driven by a clock signal, which sets the potential of the floating gate at a predetermined value during the static state of the dynamic circuit.

Career Highlights

Katsura has had a distinguished career at Matsushita Electric Industrial Co., Ltd., where he has been able to apply his innovative ideas and technical expertise. His work has not only contributed to the company's success but has also influenced the broader field of semiconductor technology.

Collaborations

Throughout his career, Katsura has collaborated with notable colleagues, including Yoshiyuki Takagi and Shigeru Watari. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Joji Katsura's contributions to semiconductor technology and his innovative patents highlight his role as a leading inventor in the industry. His work continues to impact the field and inspire 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]
Loading…