For the Inventor, By the Inventor

Enter assignee name

Hitachi-johnson Controls Air Conditioning, Inc.

USPTO Granted Patents = 93

CIPO Patents = 5

EPO Patents = 67

Trademarks = 21

Forward Citations = 173

Loading Chart...

Loading Chart...

295 inventors (with patents filed for the assignee):

Koji Naito (18 out of 22 patents)

Kazumoto Urata (9 out of 24 patents)

Masayoshi Murofushi (9 out of 10 patents)

4. Atsuhiko Yokozeki (8 out of 9 patents)

5. Kazuhiko Tani (7 out of 8 patents)

6. Mikihito Tokudi (6 out of 6 patents)

7. Shuntaro Inoue (6 out of 7 patents)

8. Kunihito Kawamura (5 out of 7 patents)

9. Hiroaki Tsuboe (5 out of 6 patents)

10. Mamoru Houfuku (4 out of 5 patents)

11. Katsuaki Nagahashi (4 out of 4 patents)

12. Ryoichi Takafuji (4 out of 4 patents)

13. Gen Yasuda (4 out of 4 patents)

14. Kazuhiro Tsuchihashi (4 out of 6 patents)

15. Hiroaki Kaneko (4 out of 41 patents)

Core Competencies:

Air Conditioning

Scroll Compressor

Heat Exchanger

Refrigeration Cycle

Predictive Maintenance

Inverter Technology

Remote Control Interface

Dynamic Radial Compliance

Compressor Failure Detection

Refrigerant Flow Optimization

Rotary Compressor

Drainage Structure

93 patents: Sort by Forward Citations

1. 12339026 - Air-conditioner (2025-06-24),

2. 12025133 - Compressor and air-conditioner (2024-07-02),

3. 12000395 - Scroll compressor and refrigeration cycle device (2024-06-04),

4. 11890721 - Screw rotor processing method and screw rotor lead correction calculation device (2024-02-06),

5. 11592022 - Scroll compressor and refrigeration cycle device (2023-02-28),

6. 11555494 - Oldham coupling in co-rotating scroll compressors (2023-01-17),

7. 11542942 - Dynamic radial compliance in scroll compressors (2023-01-03),

8. 11408618 - Indoor unit of air-conditioner (2022-08-09),

9. 11402161 - Distributor, heat exchanger, indoor unit, outdoor unit, and air-conditioning device (2022-08-02),

10. 11280530 - Air conditioner provided with means for predicting and detecting failure in compressor and method for predicting and detecting the failure (2022-03-22),

11. 11280507 - Air-conditioner (2022-03-22),

12. 11274838 - Air-conditioner outdoor heat exchanger and air-conditioner including the same (2022-03-15),

13. 11236954 - Heat exchanger and air-conditioner (2022-02-01),

14. 11231185 - Air conditioner (2022-01-25),

15. D939454 - Remote controller for air conditioning equipment (2021-12-28),

HITACHI-JOHNSON CONTROLS AIR CONDITIONING, INC. is a joint venture between Hitachi, Ltd. and Johnson Controls, providing advanced air conditioning solutions. With a focus on research, innovation, and customer satisfaction, they offer a wide range of energy-efficient HVAC products for residential, commercial, and industrial applications. Visit their website to explore their product offerings, services, and global network.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

93 Patents

#494 in Tokyo

#1,145 in Japan

#8,032 in the World

Hitachi-johnson Controls Air Conditioning, Inc.

Forward Citations = 173

295 inventors:

Koji Naito (18 out of 22 patents)

Kazumoto Urata (9 out of 24 patents)

Masayoshi Murofushi (9 out of 10 patents)

4. Atsuhiko Yokozeki (8 out of 9 patents)

5. Kazuhiko Tani (7 out of 8 patents)

Please report any incorrect information to support@idiyas.com

Loading…