For the Inventor, By the Inventor

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Kanagawa, Japan

Kelk Ltd.

USPTO Granted Patents = 71

EPO Patents = 2

Trademarks = 2

Forward Citations = 454

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59 inventors (with patents filed for the assignee):

Tomonori Murata (11 out of 11 patents)

Kazuhiro Mimura (11 out of 17 patents)

Daisuke Goto (8 out of 60 patents)

4. Hirokuni Hachiuma (7 out of 7 patents)

5. Hideaki Ohkubo (6 out of 8 patents)

6. Atsushi Kobayashi (6 out of 198 patents)

7. Shinichi Fujimoto (6 out of 7 patents)

8. Masakazu Oba (5 out of 5 patents)

9. Kazuya Makino (5 out of 5 patents)

10. Hiroyuki Matsunami (5 out of 5 patents)

11. Wataru Kiyosawa (5 out of 6 patents)

12. Toshihiko Kishizawa (5 out of 5 patents)

13. Masato Horikoshi (4 out of 4 patents)

14. Atsushi Kobayashi (4 out of 6 patents)

15. Yonghoon Lee (3 out of 3 patents)

Core Competencies:

Temperature Control

Thermoelectric Module

Semiconductor Wafer

Electrode Connection

Wireless System

Residual Charge Removal

Fluid Heating

Vibration Analysis

Thermoelectric Generation

Detection Device

State Estimation

Temperature Regulation

71 patents: Sort by Forward Citations

1. 12444631 - Substrate support device (2025-10-14),

2. 12444626 - Temperature control device for semiconductor wafer and temperature control method for semiconductor wafer (2025-10-14),

3. 12413034 - Electrode connection structure and detection device (2025-09-09),

4. 12402533 - Residual charge removal device (2025-08-26),

5. 12308876 - Wireless terminal and wireless system (2025-05-20),

6. 12295265 - Thermoelectric module and method for manufacturing thermoelectric module post (2025-05-06),

7. 12271157 - Temperature control system with circulating fluid (2025-04-08),

8. 12259162 - Processing liquid temperature control apparatus (2025-03-25),

9. 12253422 - State estimation system (2025-03-18),

10. 12225820 - Thermoelectric generation device (2025-02-11),

11. 12185629 - Thermoelectric module and method for manufacturing thermoelectric module (2024-12-31),

12. 12183552 - Substrate processing apparatus (2024-12-31),

13. 12144256 - Thermoelectric power generation device (2024-11-12),

14. 12131940 - Temperature control device (2024-10-29),

15. 12114570 - Thermoelectric generator module (2024-10-08),

KELK Ltd. is a leading technology company specializing in the design, development, and manufacture of advanced measurement and control systems. With over 30 years of experience, we provide innovative solutions for industries such as steel, paper, mining, and automation. Our cutting-edge products, including gauges, sensors, and control systems, enable our customers to optimize their processes and enhance productivity. At KELK, we are committed to delivering superior quality and value to our clients, coupled with exceptional customer service.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

71 Patents

#42 in Kanagawa

#1,362 in Japan

#10,076 in the World

Kanagawa, Japan

Kelk Ltd.

Forward Citations = 454

59 inventors:

Tomonori Murata (11 out of 11 patents)

Kazuhiro Mimura (11 out of 17 patents)

Daisuke Goto (8 out of 60 patents)

4. Hirokuni Hachiuma (7 out of 7 patents)

5. Hideaki Ohkubo (6 out of 8 patents)

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