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Brother Kogyo Kabushiki-Kaisha

USPTO Granted Patents = 17,591

CIPO Patents = 40

EPO Patents = 1,939

Forward Citations = 70,419

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2,786 inventors (with patents filed for the assignee):

Shougo Sato (761 out of 763 patents)

Nao Itabashi (264 out of 274 patents)

Hiroto Sugahara (250 out of 250 patents)

4. Yoshinori Osakabe (244 out of 246 patents)

5. Naoya Kamimura (233 out of 243 patents)

6. Yasushi Okabe (214 out of 216 patents)

7. Satoru Arakane (155 out of 156 patents)

8. Junichi Hashimoto (153 out of 171 patents)

9. Koshiro Yamaguchi (137 out of 139 patents)

10. Kiyotaka Ohara (137 out of 137 patents)

11. Norihiko Asai (136 out of 137 patents)

12. Yuji Koga (135 out of 135 patents)

13. Tomohiro Kanbe (127 out of 150 patents)

14. Tetsuo Asada (125 out of 129 patents)

15. Hiroki Mori (123 out of 168 patents)

Core Competencies:

Scanning Optical Device

Recycling Method

Wireless Communication Interfaces

Image Recording Apparatus

Liquid Ejection Apparatus

Toner Cartridge

Ink-Jet Printer

Sewing Machine

Image Formation Method

Control Device

Printed Material Management

Developing Cartridge

17,591 patents: Sort by Forward Citations

1. 12498891 - Recording system and non-transitory computer-readable medium (2025-12-16),

2. 12498666 - Image forming apparatus and process cartridge with separatable developing roller from photoconductor drum (2025-12-16),

3. 12498650 - Developing cartridge including casing and first and second agitators for agitating toner accommodated in casing (2025-12-16),

4. 12496844 - Auxiliary tape cassette provided with case having guide surface around which printing tape is wrapped to form spiral portion (2025-12-16),

5. 12496843 - Print cassette (2025-12-16),

6. 12496832 - System, case, and liquid container (2025-12-16),

7. 12496825 - Liquid discharging head (2025-12-16),

8. 12496819 - Liquid ejection apparatus (2025-12-16),

9. 12493404 - Non-transitory computer-readable recording medium storing computer-readable instructions for terminal device, terminal device, and control method for terminal device (2025-12-09),

10. 12493254 - Heating unit including clip engaged with stay and holder supporting heater to restrict detachment of heater from holder (2025-12-09),

11. 12491723 - Printing apparatus and print cassette (2025-12-09),

12. 12490099 - Communication device and non-transitory computer-readable recording medium storing computer-readable instructions for communication device (2025-12-02),

13. 12487783 - Function executing device with two types of wireless communication interfaces (2025-12-02),

14. 12487557 - Image forming apparatus including toner cartridge that is detachable from housing with drum cartridge kept attached to housing (2025-12-02),

15. 12487555 - Recycling method of recycling developing cartridge that includes cover mounting step, and jig mounting step performed before cover mounting step (2025-12-02),

Brother Kogyo Kabushiki-Kaisha is a Japanese multinational electronics company specializing in printing devices, sewing machines, label printers, and other computer-related electronics. With a history spanning over a century, Brother has become a renowned brand known for its high-quality and innovative products.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

17,591 Patents

#1 in Nagoya

#15 in Japan

#46 in the World

Brother Kogyo Kabushiki-Kaisha

Forward Citations = 70,419

2,786 inventors:

Shougo Sato (761 out of 763 patents)

Nao Itabashi (264 out of 274 patents)

Hiroto Sugahara (250 out of 250 patents)

4. Yoshinori Osakabe (244 out of 246 patents)

5. Naoya Kamimura (233 out of 243 patents)

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