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Yamabiko Corporation

USPTO Granted Patents = 150

EPO Patents = 110

Trademarks = 5

Forward Citations = 296

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136 inventors (with patents filed for the assignee):

Takahiro Yamazaki (21 out of 44 patents)

Hisato Osawa (21 out of 21 patents)

Ken Shirai (11 out of 11 patents)

4. Hidekazu Tsunoda (9 out of 10 patents)

5. Kunio Shimizu (9 out of 25 patents)

6. Kenji Nakano (8 out of 61 patents)

7. Takeshi Maeno (7 out of 7 patents)

8. Hisao Kodama (7 out of 7 patents)

9. Shirou Yamaguchi (7 out of 9 patents)

10. Kunimune Kawamura (7 out of 9 patents)

11. Takamasa Otsuji (7 out of 7 patents)

12. Hiroshi Momiyama (6 out of 6 patents)

13. Yusuke Kinoshita (6 out of 10 patents)

14. Kazuhiro Yoneyama (6 out of 6 patents)

15. Takuo Yoshizaki (6 out of 8 patents)

Core Competencies:

Fuel Regulator

Working Robot

Information Processing

Portable Electric Blower

Autonomous Travel Robot

Hedge Trimmer

Reciprocating Cutting Blade

Two-Stroke Engine

Electric Working Tool

Chainsaw

Vacuum Blower

Cutting Work Machine

150 patents: Sort by Forward Citations

1. 12480461 - Fuel regulator (2025-11-25),

2. 12468301 - Working robot system (2025-11-11),

3. 12461544 - Information processing system, work machine, and program (2025-11-04),

4. D1097390 - Portable electric blower (2025-10-07),

5. 12433202 - Pruner (2025-10-07),

6. 12356887 - Working robot and control method (2025-07-15),

7. 12342752 - Autonomous travel robotic working machine (2025-07-01),

8. 12337456 - Power working machine (2025-06-24),

9. 12336464 - Driving apparatus (2025-06-24),

10. D1079414 - Hedge trimmer (2025-06-17),

11. 12324369 - Working machine with operating rod and hanging tool for shoulder belt (2025-06-10),

12. 12317789 - Trimming machine (2025-06-03),

13. 12308648 - Alternating current generator (2025-05-20),

14. D1074346 - Hedge trimmer (2025-05-13),

15. 12290960 - Portable cutting machine (2025-05-06),

YAMABIKO CORPORATION is a leading global manufacturer of outdoor power equipment and agricultural machinery. With a rich history dating back to 1918, the company has earned a reputation for producing high-quality and innovative products. Their portfolio includes well-known brands such as STIHL, Shindaiwa, and ECHO. YAMABIKO's commitment to technological advancement, sustainability, and customer satisfaction has made them a trusted name in the industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

150 Patents

#373 in Tokyo

#832 in Japan

#5,307 in the World

Yamabiko Corporation

Forward Citations = 296

136 inventors:

Takahiro Yamazaki (21 out of 44 patents)

Hisato Osawa (21 out of 21 patents)

Ken Shirai (11 out of 11 patents)

4. Hidekazu Tsunoda (9 out of 10 patents)

5. Kunio Shimizu (9 out of 25 patents)

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