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Hitachi Industries Co., Ltd.

USPTO Granted Patents = 15

EPO Patents = 1

Forward Citations = 68

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49 inventors (with patents filed for the assignee):

Hirotaka Kameya (2 out of 20 patents)

Yoshishige Endo (2 out of 42 patents)

Yoshimasa Chiba (2 out of 3 patents)

4. Sadashi Tanaka (2 out of 4 patents)

5. Tomu Kato (2 out of 3 patents)

6. Akira Koide (2 out of 25 patents)

7. Haruo Miura (2 out of 36 patents)

8. Kazuhiro Matsumoto (2 out of 2 patents)

9. Kazuo Takeda (1 out of 51 patents)

10. Yasuo Fukushima (1 out of 26 patents)

11. Tetsuya Yoshida (1 out of 5 patents)

12. Takatoshi Kira (1 out of 17 patents)

13. Ryo Miyake (1 out of 34 patents)

14. Shigeru Arai (1 out of 4 patents)

15. Masahiko Ogino (1 out of 71 patents)

15 patents: Sort by Forward Citations

1. 7882632 - Industrial pump and manufacturing method thereof (2011-02-08),

2. 7559742 - Inlet casing and suction passage structure (2009-07-14),

3. 7485266 - Micro fluid chip (2009-02-03),

4. 7341441 - Nanoprint equipment and method of making fine structure (2008-03-11),

5. 7338255 - Turbo-type fluid machine and a stepped seal apparatus to be used therein (2008-03-04),

6. 7210895 - Turbo compressor and method of operating the turbo compressor (2007-05-01),

7. 7198457 - Single-shaft multistage pump (2007-04-03),

8. 7128523 - Drainage pump and underwater bearing unit (2006-10-31),

9. 7111652 - Mixed liquid manufacturing apparatus (2006-09-26),

10. 7052250 - Reciprocating compressor (2006-05-30),

11. 7044724 - Screw compressor and method of manufacturing rotors thereof (2006-05-16),

12. 7040845 - Screw compressor and method of manufacturing rotors thereof (2006-05-09),

13. 6991324 - Solution injector head, functional layer forming apparatus and liquid crystal display (2006-01-31),

14. 6922229 - Manufacturing method of liquid crystal display apparatus and substrate assembling apparatus (2005-07-26),

15. 6752019 - Vibration testing apparatus and vibration testing method (2004-06-22),

Hitachi Industries Co., Ltd. is a global company that specializes in manufacturing and providing innovative solutions in various industries. With a wide range of products, including electronic devices, automotive systems, industrial machinery, and much more, Hitachi Industries is committed to delivering high-quality, reliable, and sustainable solutions to its customers. Their expertise and advanced technologies have made them a trusted partner for businesses worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

15 Patents

#1,342 in Tokyo

#3,366 in Japan

#38,719 in the World

Hitachi Industries Co., Ltd.

Forward Citations = 68

49 inventors:

Hirotaka Kameya (2 out of 20 patents)

Yoshishige Endo (2 out of 42 patents)

Yoshimasa Chiba (2 out of 3 patents)

4. Sadashi Tanaka (2 out of 4 patents)

5. Tomu Kato (2 out of 3 patents)

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