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For the Inventor, By the Inventor

Osaka, Japan

Daihen Corporation


USPTO Granted Patents = 356

% Expired Patents = 7.3



Trademarks = 16

Forward Citations = 3,758

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310 inventors (with patents filed for the assignee):

goldMedal Tatsuya Morii (20 out of 20 patents)

silverMedal Akihiro Ohori (20 out of 21 patents)

bronzeMedal Nobuyuki Hattori (20 out of 21 patents)

4.  Tetsuo Era (16 out of 17 patents)

5.  Akihiro Ide (15 out of 15 patents)

6.  Toshiaki Nakamata (14 out of 14 patents)

7.  Hideki Matsuo (14 out of 16 patents)

8.  Yuichi Hasegawa (14 out of 15 patents)

9.  Michio Taniguchi (13 out of 16 patents)

10.  Ryohei Tanaka (13 out of 14 patents)

11.  Daisuke Sado (13 out of 13 patents)

12.  Hiroyuki Kotani (11 out of 15 patents)

13.  Ryusuke Tsubota (11 out of 11 patents)

14.  Jun Iura (11 out of 12 patents)

15.  Yuya Ueno (11 out of 12 patents)


Core Competencies:
High-Frequency Power Supply
Welding Systems
Robot Teaching
Arc Welding
Impedance Matching
Wire Feeding
Control Method
Sensor Device
Industrial Robot
Power Supply Device
Teaching Program
Transfer Robot

356 patents:

1. D1148026 - Spot joining machine (2026-09-15),
2. D1145857 - Spot joining machine frame (2026-09-01),
3. D1142560 - INDUSTRIAL ROBOT (2026-08-18),
4. 12681454 - Interference determination device (2026-07-14),
5. 12640345 - High-frequency power supply system (2026-05-26),
6. 12640342 - High-frequency power supply device (2026-05-26),
7. 12630373 - Transfer robot teaching system and transfer robot teaching method (2026-05-19),
8. 12626891 - Plasma processing apparatus (2026-05-12),
9. 12617090 - Terminal device (2026-05-05),
10. 12617089 - Teaching program generation device (2026-05-05),
11. 12594664 - Terminal device (2026-04-07),
12. 12579597 - Point group data synthesis apparatus, non-transitory computer-readable medium having recorded thereon point group data synthesis program, point group data synthesis method, and point group data synthesis system (2026-03-17),
13. 12555746 - High-frequency power supply system (2026-02-17),
14. 12544910 - Belt transmission mechanism and transfer robot including the same (2026-02-10),
15. 12508704 - Marker detection apparatus and robot teaching system (2025-12-30),
DAIHEN Corporation, based in Japan, is a global leader in the manufacturing and distribution of highly advanced welding and industrial robots. With over 90 years of experience, DAIHEN has established a strong reputation for delivering innovative and reliable solutions to a wide range of industries. Their cutting-edge technology, commitment to quality, and dedication to customer satisfaction have made them a preferred choice for businesses worldwide.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

Daihen Corporation
356 Patents

#57 in Osaka

#476 in Japan

#2,570 in the World

Osaka, JP
Osaka, Japan

Daihen Corporation

Forward Citations = 3,758

310 inventors:

goldMedal Tatsuya Morii (20 out of 20 patents)

silverMedal Akihiro Ohori (20 out of 21 patents)

bronzeMedal Nobuyuki Hattori (20 out of 21 patents)

4.  Tetsuo Era (16 out of 17 patents)

5.  Akihiro Ide (15 out of 15 patents)

Please report any incorrect information to [email protected]
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