Shigeji Ikeda

This inventor holds 17 USPTO granted patents, plus 2 CIPO patents and 6 EPO patents. Top assignees: Nec Corporation, Sony Corporation, Other. Active years: 1990-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeji Ikeda. Retrieved from https://idiyas.com/inventor/shigeji-ikeda

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

USPTO Granted Patents = 17

% Patents Active = 94.1

CIPO Patents = 2

EPO Patents = 6 (Patent Applications = 6)

Average Co-Inventor Count = 1.4

ph-index = 8

Forward Citations = 203(Granted Patents)

Company Filing History:

1 out of 834,513

Other

patents

Years Active: 1990-2024

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12142741 - Battery pack (2024-11-12),

2. 11777155 - Battery pack (2023-10-03),

3. 11462776 - Battery pack (2022-10-04),

4. 10797362 - Battery pack (2020-10-06),

5. 9799930 - Battery pack (2017-10-24),

6. 7180806 - Memory device, refresh control circuit to be used for the memory device, and refresh method (2007-02-20),

7. 6285768 - Noise cancelling method and noise cancelling unit (2001-09-04),

8. 6266422 - Noise canceling method and apparatus for the same (2001-07-24),

9. 6151614 - Adaptive filter and adapting method thereof (2000-11-21),

10. 5978824 - Noise canceler (1999-11-02),

11. 5953380 - Noise canceling method and apparatus therefor (1999-09-14),

12. 5940455 - Adaptive filter with disabling circuit for fast tap weight convergence (1999-08-17),

13. 5727073 - Noise cancelling method and noise canceller with variable step size (1998-03-10),

14. 5644641 - Noise cancelling device capable of achieving a reduced convergence time (1997-07-01),

15. 5636151 - Adaptive filter capable of removing a residual echo at a rapid speed (1997-06-03),

Title: Shigeji Ikeda: Innovator in Battery Technology

Introduction

Shigeji Ikeda is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of battery technology, holding a total of 17 patents. His work has been instrumental in advancing the design and functionality of battery packs.

Latest Patents

One of his latest patents involves a battery pack that includes a pack body and a plurality of terminals. The pack body features first and second main surfaces that are opposed to each other in a first axis direction, along with first and second end surfaces that are opposed in a second axis direction orthogonal to the first. Additionally, the pack has first and second side surfaces that are opposed in a third axis direction, which is also orthogonal to the first and second axis directions. The terminals include a positive terminal, a negative terminal, a temperature detection terminal, and a control terminal, all arranged on the first end surface along the third axis direction. Notably, the negative terminal is positioned between the temperature detection terminal and the control terminal, and is closer to the control terminal than the temperature detection terminal.

Career Highlights

Shigeji Ikeda has worked with notable companies such as NEC Corporation and Sony Corporation. His experience in these leading technology firms has greatly influenced his innovative approach to battery design.

Collaborations

Throughout his career, Ikeda has collaborated with talented individuals, including Atsuhiro Kumagai and Kiyoshi Yonishi. These partnerships have contributed to the development of his groundbreaking inventions.

Conclusion

Shigeji Ikeda's contributions to battery technology exemplify his innovative spirit and dedication to advancing the field. His patents continue to influence the design and efficiency of battery packs, showcasing his impact on modern technology.

Profile summary based on public USPTO records.