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For the Inventor, By the Inventor

Izumi, Japan

Nippon Electric Kagoshima, Ltd.


USPTO Granted Patents = 10

Forward Citations = 45

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17 inventors (with patents filed for the assignee):

goldMedal Masaki Kobayakawa (7 out of 8 patents)

silverMedal Kazufumi Yawata (5 out of 5 patents)

bronzeMedal Hideo Murayama (2 out of 2 patents)

4.  Kiyoshige Hirano (2 out of 2 patents)

5.  Itsuo Matsusaki (1 out of 1 patent)

6.  Fumitake Akahane (1 out of 1 patent)

7.  Katsuyuki Matsushita (1 out of 1 patent)

8.  Takashi Yamauchi (1 out of 1 patent)

9.  Kazuo Ohta (1 out of 1 patent)

10.  Koichi Kumazawa (1 out of 2 patents)

11.  Toshiro Kuroda (1 out of 2 patents)

12.  Susumu Kakami (1 out of 2 patents)

13.  Tsukasa Uchikoba (1 out of 1 patent)

14.  Saneo Yuda (1 out of 1 patent)

15.  Shigeru Yamashita (1 out of 1 patent)


10 patents:

1. 4220894 - Fluorescent display panel comprising a grid lead having an indent (1980-09-02),
2. 4204209 - Fluorescent display device comprising a pair of anode connection groups (1980-05-20),
3. 4132920 - Luminescent display panel having a transparent and conductive film (1979-01-02),
4. 4100456 - Luminescent display panel comprising a sealing mass for eliminating slow (1978-07-11),
5. 4084114 - Substrate assembly for a luminescent display panel wherein graphite (1978-04-11),
6. 4070599 - Multi-digit luminescent display tube having wider grid frame members on (1978-01-24),
7. 4047066 - Flat display panel comprising an envelope including a substrate having (1977-09-06),
8. 4035885 - Method for producing multi-figure luminescent display tubes (1977-07-19),
9. 4034253 - Glass cover plate for a flat display panel having marginal projections (1977-07-05),
10. 3958150 - Multi-digit luminescence display tube having means for supplying a (1976-05-18),
Company Overview
Nippon Electric Kagoshima, Ltd. is a prominent player in the technology sector, specializing in the development and manufacturing of advanced electronic systems and components. The company focuses on innovative solutions across various domains, including telecommunications, information technology, and industrial automation. Based in Izumi, Japan, it leverages regional expertise to enhance its offerings, contributing to the evolution of smart technologies and efficient systems that cater to diverse market needs.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

10 Patents

#1 in Izumi

#4,404 in Japan

#56,092 in the World

Izumi, JP
Izumi, Japan

Nippon Electric Kagoshima, Ltd.

Forward Citations = 45

17 inventors:

goldMedal Masaki Kobayakawa (7 out of 8 patents)

silverMedal Kazufumi Yawata (5 out of 5 patents)

bronzeMedal Hideo Murayama (2 out of 2 patents)

4.  Kiyoshige Hirano (2 out of 2 patents)

5.  Itsuo Matsusaki (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nippon Electric Kagoshima, Ltd.. Retrieved from https://idiyas.com/company/nippon-electric-kagoshima

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

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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