For the Inventor, By the Inventor

Enter assignee name

Sony Ericsson Mobile Communications Japan, Inc.

Calculating rank

USPTO Granted Patents = 150

% Expired Patents = 65.3

EPO Patents = 28

Forward Citations = 2,125

Loading Chart...

Loading Chart...

193 inventors (with patents filed for the assignee):

Katsutoshi Itoh (14 out of 109 patents)

Katsuya Suzuki (12 out of 49 patents)

Kuniharu Suzuki (11 out of 40 patents)

4. Shigeo Kusunoki (9 out of 44 patents)

5. Hiroshi Kato (9 out of 118 patents)

6. Atsushi Imai (9 out of 44 patents)

7. Manabu Yamazaki (9 out of 15 patents)

8. Makoto Natori (9 out of 23 patents)

9. Takeshi Itagaki (8 out of 79 patents)

10. Kentaro Yoda (8 out of 27 patents)

11. Osamu Yoshimura (8 out of 30 patents)

12. Kota Onishi (8 out of 57 patents)

13. Mitsuyoshi Yasuda (8 out of 11 patents)

14. Minoru Yokoshi (8 out of 8 patents)

15. Yoichiro Kondo (5 out of 50 patents)

Core Competencies:

Mobile Communication

Power Transmission

Information Processing

Biaxial Hinge

Noncontact Charging

Electric Field Communication

Multiband Antenna

Image Processing

Wireless Communication

Data Transmission

Portable Terminal

Software Update

150 patents: Sort by Forward Citations

1. 8510784 - Information processing apparatus, content reproduction apparatus, information providing apparatus, device control apparatus, cooperative processing system, and program (2013-08-13),

2. 8160654 - Power reception control device, power reception device, and electronic instrument (2012-04-17),

3. 8145040 - Program recording system, communication terminal, as well as recording and reproducing apparatus (2012-03-27),

4. 8141207 - Two-axis hinge device and mobile terminal apparatus (2012-03-27),

5. 8140129 - Mobile phone terminal and communication system (2012-03-20),

6. 8136206 - Biaxial hinge device and portable terminal device (2012-03-20),

7. 8136205 - Biaxial hinge device and mobile terminal device (2012-03-20),

8. 8116251 - Mobile phone, communication terminal, phone call method and phone call program (2012-02-14),

9. 8111041 - Power transmission control device, power reception control device, non-contact power transmission system, power transmission device, power reception device, and electronic instrument (2012-02-07),

10. 8089245 - Noncontact charging device with temperature detection (2012-01-03),

11. 8086268 - Mobile communication terminal and method of controlling transmission characteristic thereof (2011-12-27),

12. 8086214 - Electric field communication apparatus, electric field communication system, and method of controlling electric field communication apparatus (2011-12-27),

13. 8078746 - Mobile terminal, contents delivery system, and contents reproduction program (2011-12-13),

14. 8072304 - Noncontact power-transmission coil, portable terminal and terminal charging device, planar coil magnetic layer formation device, and magnetic layer formation method (2011-12-06),

15. 8060164 - Input device and electronic apparatus (2011-11-15),

Company Overview

Sony Ericsson Mobile Communications Japan, Inc. is a prominent player in the mobile communication technology sector, specializing in the development and manufacturing of advanced mobile devices and communication solutions. The company focuses on a range of core technology topics, including mobile communication, power transmission, and innovative features such as noncontact charging and electric field communication. With a strong emphasis on image processing and multiband antenna technology, Sony Ericsson aims to enhance user experiences and connectivity in the dynamic mobile landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

150 Patents

#427 in Tokyo

#856 in Japan

#5,438 in the World

Sony Ericsson Mobile Communications Japan, Inc.

Forward Citations = 2,125

193 inventors:

Katsutoshi Itoh (14 out of 109 patents)

Katsuya Suzuki (12 out of 49 patents)

Kuniharu Suzuki (11 out of 40 patents)

4. Shigeo Kusunoki (9 out of 44 patents)

5. Hiroshi Kato (9 out of 118 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sony Ericsson Mobile Communications Japan, Inc.. Retrieved from https://idiyas.com/company/sony-ericsson-mobile-communications-japan

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]

Loading…