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Hitachi High-Tech Corporation

USPTO Granted Patents = 1,372

% Expired Patents = 0.73

EPO Patents = 498

Trademarks = 21

Forward Citations = 716

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1,442 inventors (with patents filed for the assignee):

Takenori Okusa (37 out of 52 patents)

Natsuki Tsuno (31 out of 45 patents)

Yuichiro Hashimoto (29 out of 113 patents)

4. Makoto Suzuki (27 out of 77 patents)

5. Akihiro Yasui (27 out of 34 patents)

6. Masahiro Sumiya (26 out of 45 patents)

7. Motohiro Yamazaki (25 out of 55 patents)

8. Hajime Kawano (25 out of 76 patents)

9. Takamichi Mori (24 out of 35 patents)

10. Akihisa Makino (23 out of 46 patents)

11. Hiroyuki Kobayashi (23 out of 111 patents)

12. Eiichiro Takada (23 out of 26 patents)

13. Ai Masuda (23 out of 44 patents)

14. Wen Zheng Li (22 out of 50 patents)

15. Tetsuji Kawahara (22 out of 29 patents)

Core Competencies:

Plasma Processing

Charged Particle Beam

Automated Analysis

Semiconductor Manufacturing

Image Processing

Fuel Cells

Electrophoresis

Liquid Chromatography

Biomolecular Analysis

Diagnostic Devices

Machine Learning

Inspection Systems

1,372 patents: Sort by Forward Citations

1. 12749643 - Charged particle gun and charged particle beam apparatus (2026-09-29),

2. 12749152 - Image processing system and image processing method (2026-09-29),

3. 12748099 - Nanopore formation method (2026-09-29),

4. 12748085 - Analyzer and control method for locking analyzer columns (2026-09-29),

5. 12748071 - Electrophoresis assistance method (2026-09-29),

6. D1148785 - Display screen with graphical user interface (2026-09-22),

7. D1148779 - Display screen with graphical user interface (2026-09-22),

8. 12744179 - Sample holder and analysis system (2026-09-22),

9. 12741824 - Tip alignment device (2026-09-22),

10. 12738896 - High voltage amplifier (2026-09-15),

11. 12738520 - Fuel battery cell and fuel battery module (2026-09-15),

12. 12738451 - Charged particle beam apparatus (2026-09-15),

13. 12738448 - Charged particle beam device (2026-09-15),

14. 12738447 - Vacuum processing device (2026-09-15),

15. 12738442 - Charged particle beam device and specimen observation method (2026-09-15),

Hitachi High-Tech Corporation, headquartered in Tokyo, Japan, specializes in advanced technologies primarily in plasma processing and semiconductor manufacturing. The company develops innovative solutions in charged particle beam technology, automated analysis, and image processing, catering to various industries including electronics and healthcare. Additionally, Hitachi High-Tech is involved in research areas such as fuel cells, electrophoresis, and liquid chromatography, contributing to advancements in scientific and industrial applications.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

Hitachi High-Tech Corporation

1,372 Patents

#88 in Tokyo

#164 in Japan

#726 in the World

Hitachi High-Tech Corporation

Forward Citations = 716

1,442 inventors:

Takenori Okusa (37 out of 52 patents)

Natsuki Tsuno (31 out of 45 patents)

Yuichiro Hashimoto (29 out of 113 patents)

4. Makoto Suzuki (27 out of 77 patents)

5. Akihiro Yasui (27 out of 34 patents)

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