% Expired Patents = 16.7

Forward Citations = 33

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13 inventors (with patents filed for the assignee):

Isao Ohta (1 out of 4 patents)

Masaru Akiba (1 out of 58 patents)

Eiji Sugaya (1 out of 12 patents)

4. Hiroshi Hashimoto (1 out of 80 patents)

5. Futoshi Nishikawa (1 out of 3 patents)

6. Taisuke Kato (1 out of 1 patent)

7. Noriyuki Shimoji (1 out of 45 patents)

8. Shigeo Kittaka (1 out of 39 patents)

9. Tomoyoshi Tsurufuji (1 out of 27 patents)

10. Shoichi Koganei (1 out of 4 patents)

11. Kazunori Akama (1 out of 1 patent)

12. Hideo Yajima (1 out of 12 patents)

13. Hiroyasu Suzue (1 out of 8 patents)

6 patents: Sort by Forward Citations

1. 9129091 - Content management device and content management method (2015-09-08),

2. 6489209 - Manufacturing method of LDD-type MOSFET (2002-12-03),

3. 6323569 - Stepping motor (2001-11-27),

4. 6233862 - Interline fishing rod (2001-05-22),

5. 5949585 - Optics using graded-index lens (1999-09-07),

6. 5900840 - Plane antenna having metal/resin bottom cover (1999-05-04),

Company Overview

Ngb Corporation is a leading provider of innovative technology solutions for businesses worldwide. We specialize in offering a wide range of services such as IT consulting, software development, cloud computing, and cybersecurity. With a team of highly skilled professionals, we strive to deliver cutting-edge solutions that help our clients achieve their business goals efficiently and effectively.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

6 Patents

#2,468 in Tokyo

#5,988 in Japan

Tokyo, Japan

Ngb Corporation

Forward Citations = 33

13 inventors:

Isao Ohta (1 out of 4 patents)

Masaru Akiba (1 out of 58 patents)

Eiji Sugaya (1 out of 12 patents)

4. Hiroshi Hashimoto (1 out of 80 patents)

5. Futoshi Nishikawa (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ngb Corporation. Retrieved from https://idiyas.com/company/ngb

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]