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For the Inventor, By the Inventor

Osaka, Japan

Icom Incorporated


USPTO Granted Patents = 217

% Expired Patents = 2.8


Trademarks = 24

Forward Citations = 1,286

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78 inventors (with patents filed for the assignee):

goldMedal Nobuyoshi Nishikawa (23 out of 23 patents)

silverMedal Haruki Nishizawa (21 out of 21 patents)

bronzeMedal Hirotaka Sonobe (13 out of 13 patents)

4.  Yoshio Sekiyama (13 out of 13 patents)

5.  Masashi Nakagawa (13 out of 15 patents)

6.  Weimin Sun (12 out of 12 patents)

7.  Hisaaki Matsushima (9 out of 9 patents)

8.  Kouichiro Yamaguchi (9 out of 9 patents)

9.  Tsuyoshi Onoue (9 out of 10 patents)

10.  Tetsuro Nishida (9 out of 9 patents)

11.  Yoshiyuki Tanaka (8 out of 8 patents)

12.  Yuma Oda (7 out of 7 patents)

13.  Akira Nakano (7 out of 8 patents)

14.  Shoji Fukuzawa (7 out of 7 patents)

15.  Scott C Zifferer (7 out of 7 patents)


Core Competencies:
Voice Communication System
Wireless Device
Frequency Control
Portable Communication Device
Relay Device
Signal Processing
Communication Terminal
Data Update System
Noise Suppression
Radio Communication Device
Multisite Trunking
Communication Control

217 patents:

1. D1150009 - Portable communication device (2026-09-29),
2. 12535777 - Frequency control assist device, frequency control device, and radio device (2026-01-27),
3. 12309308 - Communication system, voice input device, communication terminal, and program (2025-05-20),
4. 12185199 - Relay device and voice communication recording method (2024-12-31),
5. 12107902 - Server system and redundancy method for processes (2024-10-01),
6. 12047202 - Wireless system, relay method, and communication terminal (2024-07-23),
7. D1026849 - Radio communication device (2024-05-14),
8. D1026845 - Radio communication device (2024-05-14),
9. 11924369 - Voice communication system, voice communication method, and voice communication program (2024-03-05),
10. 11818659 - Control device, wireless communication device, wireless system, and power supply control method (2023-11-14),
11. 11777999 - Voice communication system and redundancy method for call control server (2023-10-03),
12. 11683756 - Communication device and method for controlling same (2023-06-20),
13. 11665503 - Communication device and method for controlling same (2023-05-30),
14. 11606404 - Relay device and relay method of voice signal (2023-03-14),
15. D978100 - Radio communication device (2023-02-14),
Icom Incorporated, headquartered in Osaka, Japan, specializes in the development and manufacturing of advanced wireless communication devices. The company focuses on various core technology topics, including voice communication systems, portable communication devices, and signal processing. Icom's innovative solutions cater to a wide range of applications, enhancing connectivity and communication efficiency across diverse sectors. With a commitment to quality and technological advancement, Icom continues to play a significant role in the wireless communication industry.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

Icom Incorporated
217 Patents

#75 in Osaka

#671 in Japan

#3,936 in the World

Osaka, JP
Osaka, Japan

Icom Incorporated

Forward Citations = 1,286

78 inventors:

goldMedal Nobuyoshi Nishikawa (23 out of 23 patents)

silverMedal Haruki Nishizawa (21 out of 21 patents)

bronzeMedal Hirotaka Sonobe (13 out of 13 patents)

4.  Yoshio Sekiyama (13 out of 13 patents)

5.  Masashi Nakagawa (13 out of 15 patents)

Please report any incorrect information to [email protected]
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