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Masprodenkoh Kabushikikaisha

Calculating rank

USPTO Granted Patents = 41

% Expired Patents = 34.1

Trademarks = 2

Forward Citations = 698

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40 inventors (with patents filed for the assignee):

Toshihiro Sugiura (9 out of 12 patents)

Hiroshi Matsubara (6 out of 10 patents)

Nobutaka Inoue (6 out of 6 patents)

4. Shigemitsu Toriyama (5 out of 6 patents)

5. Tsuneyuki Inayoshi (4 out of 4 patents)

6. Eiji Shibata (4 out of 4 patents)

7. Hirotaka Naruse (3 out of 3 patents)

8. Masamune Takeda (3 out of 3 patents)

9. Kazuyoshi Nakayama (3 out of 4 patents)

10. Mitsuhiko Inaguma (3 out of 3 patents)

11. Jun Uemura (3 out of 3 patents)

12. Minoru Okada (2 out of 24 patents)

13. Masatoshi Sugita (2 out of 3 patents)

14. Shinsuke Noiri (2 out of 2 patents)

15. Kazutoshi Itakura (2 out of 2 patents)

Core Competencies:

Wireless Communication Device

CATV System

Navigation System

High-Frequency Connector

Antenna

Signal Splitter

Coaxial Cable

Broadcasting System

Down Converter

Immunity Test

Multipath Data Transmission

Noise Eliminating Apparatus

41 patents: Sort by Forward Citations

1. D817936 - Antenna (2018-05-15),

2. 8929833 - Wireless communication device using a loopback path for fault diagnosis (2015-01-06),

3. 8774012 - Wireless communication device (2014-07-08),

4. 8208687 - Millimetric wave imaging device and captured image display device (2012-06-26),

5. 8081574 - Monitor device and broadcast radio wave retransmission system (2011-12-20),

6. 8046812 - CATV system, management device, cable modem, set-top box and program (2011-10-25),

7. 8042141 - CATV system, management device, cable modem and program (2011-10-18),

8. 7999560 - Interference exclusion capability testing apparatus (2011-08-16),

9. 7927137 - Coaxial cable connector (2011-04-19),

10. 7870591 - Multipath data transmission system with transmission sequence identification of data packets for sequential reordering of received data packets (2011-01-11),

11. 7833052 - Connector for coaxial cable (2010-11-16),

12. 7766659 - Series unit with moveable terminal(s) for connection of coaxial cables (2010-08-03),

13. 7741856 - Immunity test system (2010-06-22),

14. D611459 - EMC intense electric field antenna (2010-03-09),

15. D599743 - High-frequency coaxial connector (2009-09-08),

Company Overview

Masprodenkoh Kabushikikaisha, based in Nisshin, Japan, specializes in advanced technologies related to wireless communication and high-frequency signal processing. The company is known for its innovations in millimetric wave imaging, coaxial cable connectors, and CATV systems, contributing significantly to the telecommunications and broadcasting sectors. Additionally, Masprodenkoh develops navigation systems and satellite signal receivers, focusing on enhancing signal quality and reliability through noise elimination technologies.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

41 Patents

#3 in Nisshin

#1,944 in Japan

#16,731 in the World

Masprodenkoh Kabushikikaisha

Forward Citations = 698

40 inventors:

Toshihiro Sugiura (9 out of 12 patents)

Hiroshi Matsubara (6 out of 10 patents)

Nobutaka Inoue (6 out of 6 patents)

4. Shigemitsu Toriyama (5 out of 6 patents)

5. Tsuneyuki Inayoshi (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Masprodenkoh Kabushikikaisha. Retrieved from https://idiyas.com/company/masprodenkoh-kabushikikaisha

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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