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Shimadzu Seisakusho Ltd.

USPTO Granted Patents = 21

Trademarks = 2

Forward Citations = 225

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31 inventors (with patents filed for the assignee):

Tatsuro Haruki (4 out of 4 patents)

Yasuo Kita (3 out of 27 patents)

Junichi Akiyama (3 out of 3 patents)

4. Hiroshi Yamamoto (3 out of 28 patents)

5. Rikuo Hira (2 out of 2 patents)

6. Jugoro Suzuki (2 out of 2 patents)

7. Eiichi Nakaoka (2 out of 2 patents)

8. Michinosuke Takada (2 out of 2 patents)

9. Yoshio Fukuda (2 out of 2 patents)

10. Yoshio Tsunazawa (2 out of 2 patents)

11. Isao Fukui (1 out of 9 patents)

12. Naoki Imamura (1 out of 3 patents)

13. Takashi Kurita (1 out of 1 patent)

14. Hideki Makabe (1 out of 1 patent)

15. Takeharu Maekawa (1 out of 1 patent)

21 patents: Sort by Forward Citations

1. 4427885 - Double focussing mass spectrometer (1984-01-24),

2. 4326801 - Method for emission spectrochemical analysis (1982-04-27),

3. 4145139 - Zig zag scanning densitometer with base line and impurity correction (1979-03-20),

4. 4095897 - Wavelength driving device for use in monochromators (1978-06-20),

5. 4092069 - Spectrophotometer (1978-05-30),

6. 4070112 - Spectrophotometer (1978-01-24),

7. 4066895 - Scanning mass spectrometer having constant magnetic field (1978-01-03),

8. 4049098 - Hydraulic motor with a mechanical brake device (1977-09-20),

9. 4044593 - Chromatograph (1977-08-30),

10. 4013364 - Baseline correction in densitometrical measurements (1977-03-22),

11. 3997836 - Detector for chromatographs (1976-12-14),

12. 3994587 - Densitometer (1976-11-30),

13. 3992826 - Apparatus for automatically detecting and eliminating flaws on slabs or (1976-11-23),

14. 3989189 - Heating system (1976-11-02),

15. 3985016 - Chromatograph (1976-10-12),

Shimadzu Seisakusho Ltd. is a leading Japanese manufacturer of precision instruments and equipment. With a history dating back to 1875, the company has extensive expertise in analytical and measuring technologies. Their products range from scientific instruments for research and development to industrial equipment for quality control and inspection. The company is known for its high-quality products and commitment to innovation.

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

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USPTO Data Jan 1 1976 - Dec 2 2025

21 Patents

#109 in

#2,798 in Japan

#29,009 in the World

Shimadzu Seisakusho Ltd.

Forward Citations = 225

31 inventors:

Tatsuro Haruki (4 out of 4 patents)

Yasuo Kita (3 out of 27 patents)

Junichi Akiyama (3 out of 3 patents)

4. Hiroshi Yamamoto (3 out of 28 patents)

5. Rikuo Hira (2 out of 2 patents)

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