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Hakko Corporation

USPTO Granted Patents = 143

% Expired Patents = 3.5

CIPO Patents = 1

EPO Patents = 18

Trademarks = 8

Forward Citations = 1,652

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48 inventors (with patents filed for the assignee):

Mitsuhiko Miyazaki (33 out of 33 patents)

Yoshitomo Teraoka (28 out of 29 patents)

Toshikazu Mochizuki (16 out of 16 patents)

4. Toshiyuki Kita (15 out of 102 patents)

5. Hiroyuki Masaki (13 out of 13 patents)

6. Kenta Nakamura (11 out of 18 patents)

7. Hisao Nemoto (10 out of 11 patents)

8. Kenji Matsuzaki (10 out of 10 patents)

9. Hitoshi Takeuchi (8 out of 8 patents)

10. Takashi Uetani (7 out of 7 patents)

11. Toshinobu Ishihara (7 out of 7 patents)

12. Satoshi Manda (6 out of 6 patents)

13. Tetsuo Yokoyama (6 out of 6 patents)

14. Takashi Nagase (6 out of 6 patents)

15. Kaori Fujie (5 out of 5 patents)

Core Competencies:

Soldering Iron

Desoldering Tool

Thermal Cartridge

Solder Bath

Heating Tool

Soldering Apparatus

Grip

Controller

Sensor

Cleaning Pad

Hot Air Blower

Solder Handling

143 patents: Sort by Forward Citations

1. D1106058 - Controller for soldering iron (2025-12-16),

2. 12370650 - Tweezers device (2025-07-29),

3. D1066449 - Solder bath (2025-03-11),

4. D1061647 - Holder for soldering iron (2025-02-11),

5. D1048839 - Grip for soldering iron (2024-10-29),

6. D1048838 - Soldering iron tweezers (2024-10-29),

7. 11945051 - Heater sensor complex and soldering iron tip cartridge (2024-04-02),

8. 11849260 - Operation management device, operation management method, and non-transitory computer-readable storage medium (2023-12-19),

9. 11602799 - Cleaning pad assembly (2023-03-14),

10. 11577334 - Soldering apparatus, computer-readable medium, and soldering method (2023-02-14),

11. 11517971 - Support stand for heating tools (2022-12-06),

12. D956499 - Soldering iron tweezers (2022-07-05),

13. 11316326 - Thermal cartridge device (2022-04-26),

14. 11313733 - Sensor and sensor assemblies for a thermometer (2022-04-26),

15. 11273510 - Soldering apparatus and method for creating program (2022-03-15),

Hakko Corporation, headquartered in Osaka, Japan, specializes in advanced soldering technology, providing a range of products essential for electronics assembly and repair. The company focuses on the development and manufacturing of soldering irons, desoldering tools, thermal cartridges, and solder baths, catering to various industries that require precision heating tools and soldering apparatus. Hakko is recognized for its commitment to innovation and quality, making it a key player in the soldering technology sector.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

Hakko Corporation

143 Patents

#94 in Osaka

#881 in Japan

#5,677 in the World

Hakko Corporation

Forward Citations = 1,652

48 inventors:

Mitsuhiko Miyazaki (33 out of 33 patents)

Yoshitomo Teraoka (28 out of 29 patents)

Toshikazu Mochizuki (16 out of 16 patents)

4. Toshiyuki Kita (15 out of 102 patents)

5. Hiroyuki Masaki (13 out of 13 patents)

Please report any incorrect information to [email protected]

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