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Hitachi Instruments Engineering Co., Ltd.

USPTO Granted Patents = 9

Forward Citations = 144

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40 inventors (with patents filed for the assignee):

Takeo Kamino (2 out of 7 patents)

Masahiro Tomita (2 out of 9 patents)

Hiroyuki Uchiyama (1 out of 112 patents)

4. Mitsugu Sato (1 out of 128 patents)

5. Naomasa Suzuki (1 out of 52 patents)

6. Masahito Ito (1 out of 74 patents)

7. Toshie Yaguchi (1 out of 21 patents)

8. Takashi Aoyama (1 out of 49 patents)

9. Kishio Hidaka (1 out of 31 patents)

10. Shunsuke Koshihara (1 out of 10 patents)

11. Junkichi Miura (1 out of 19 patents)

12. Yuji Tange (1 out of 5 patents)

13. Yoshiyuki Kaneko (1 out of 84 patents)

14. Yasuhide Fujioka (1 out of 4 patents)

15. Mitsuo Hattori (1 out of 3 patents)

9 patents: Sort by Forward Citations

1. 5972772 - Electron beam drawing process (1999-10-26),

2. 5903004 - Energy dispersive X-ray analyzer (1999-05-11),

3. 5898177 - Electron microscope (1999-04-27),

4. 5789252 - Method of washing container used for reaction of body liquid sample and (1998-08-04),

5. 5684315 - Semiconductor memory device including memory cells each having an (1997-11-04),

6. 5670379 - Chromatograph system and method of use (1997-09-23),

7. 5384466 - Electron beam lithography apparatus and a method thereof (1995-01-24),

8. 5368727 - Liquid chromatograph mass spectrometer (1994-11-29),

9. 5296669 - Specimen heating device for use with an electron microscope (1994-03-22),

Hitachi Instruments Engineering Co., Ltd. is a subsidiary of Hitachi, Ltd. specialized in developing and manufacturing precise measuring instruments. With a focus on quality and innovation, the company offers a wide range of products including analytical instruments, medical systems, and industrial plants equipment. Established in 1972, Hitachi Instruments Engineering Co., Ltd. continues to provide cutting-edge solutions for various industries worldwide.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

9 Patents

#2 in Katsuta

#4,696 in Japan

Hitachi Instruments Engineering Co., Ltd.

Forward Citations = 144

40 inventors:

Takeo Kamino (2 out of 7 patents)

Masahiro Tomita (2 out of 9 patents)

Hiroyuki Uchiyama (1 out of 112 patents)

4. Mitsugu Sato (1 out of 128 patents)

5. Naomasa Suzuki (1 out of 52 patents)

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