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Buffalo Inc.

USPTO Granted Patents = 129

% Expired Patents = 23.3

EPO Patents = 18

Trademarks = 17

Forward Citations = 551

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80 inventors (with patents filed for the assignee):

Takashi Ishidoshiro (22 out of 23 patents)

Satoru Goto (13 out of 14 patents)

Tsukasa Ito (8 out of 8 patents)

4. Tetsuya Inada (8 out of 8 patents)

5. Daisuke Yamada (8 out of 10 patents)

6. Taichi Ejiri (8 out of 8 patents)

7. Suguru Ishii (7 out of 7 patents)

8. Kazuki Makuni (5 out of 8 patents)

9. Shuichiro Azuma (5 out of 9 patents)

10. Noriaki Sugahara (5 out of 8 patents)

11. Yoshiteru Tamura (5 out of 5 patents)

12. Yu Nakase (4 out of 4 patents)

13. Yukihito Hara (4 out of 4 patents)

14. Tomoaki Kouyama (4 out of 4 patents)

15. Yoshikazu Yamagishi (4 out of 4 patents)

Core Competencies:

Storage Device

Information Processing System

Cloud Management

Data Management

Wireless Communication

Network Device

File Replication

Performance Monitoring

Data Storage

Electronic Device

Control Method

Communication System

129 patents: Sort by Forward Citations

1. 12696139 - Wireless device, method, and computer readable medium (2026-07-28),

2. 12373380 - Storage device, information processing system, and control method (2025-07-29),

3. 12199810 - Network device, control method, and storage medium (2025-01-14),

4. 12189952 - Storage system and device to monitor performance and apply countermeasures to SMR and non-SMR drives (2025-01-07),

5. 11954182 - Cloud management server, cloud system, and recording medium (2024-04-09),

6. 11681612 - Storage apparatus and method that generates preliminary management information including the same content as main management information for identifying physical address of data (2023-06-20),

7. 11461225 - Storage device, control method of storage device, and storage medium (2022-10-04),

8. 11451446 - Device management system, network device, device management method, and computer-readable medium (2022-09-20),

9. 11356239 - Information processing apparatus, network system, and medium (2022-06-07),

10. 11342672 - Antenna device and wireless LAN communication device (2022-05-24),

11. 10958500 - Communication device, operation method, and medium (2021-03-23),

12. 10901953 - Storage system, file replication system, file replication method and non-transitory computer-readable medium (2021-01-26),

13. 10782881 - Storage device for not allowing to write data based on end of life of a disk device (2020-09-22),

14. 10768845 - Storage device and data output method for storage device (2020-09-08),

15. 10657040 - Storage device and data management method of storage device (2020-05-19),

Company Overview

Buffalo Inc., headquartered in Nagoya, Japan, specializes in advanced storage technology solutions. The company develops a range of products including storage devices and information processing systems, focusing on enhancing data management and cloud management capabilities. Buffalo's expertise extends to wireless communication and network devices, ensuring efficient file replication and performance monitoring. With a commitment to innovation, Buffalo Inc. plays a significant role in the evolution of data storage and management technologies.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

129 Patents

#12 in Nagoya

#953 in Japan

#6,214 in the World

Buffalo Inc.

Forward Citations = 551

80 inventors:

Takashi Ishidoshiro (22 out of 23 patents)

Satoru Goto (13 out of 14 patents)

Tsukasa Ito (8 out of 8 patents)

4. Tetsuya Inada (8 out of 8 patents)

5. Daisuke Yamada (8 out of 10 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Buffalo Inc.. Retrieved from https://idiyas.com/company/buffalo

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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