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Jasco Corporation

USPTO Granted Patents = 78

% Expired Patents = 12.8

EPO Patents = 18

Trademarks = 2

Forward Citations = 299

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117 inventors (with patents filed for the assignee):

Jun Koshoubu (13 out of 13 patents)

Yoshihito Narita (9 out of 17 patents)

Tsutomu Inoue (9 out of 42 patents)

4. Kenichi Akao (9 out of 9 patents)

5. Takeshi Kanomata (8 out of 8 patents)

6. Kento Aizawa (7 out of 7 patents)

7. Hiroshi Sugiyama (6 out of 87 patents)

8. Jun Koshobu (6 out of 6 patents)

9. Toshiyuki Nagoshi (6 out of 6 patents)

10. Noriaki Soga (6 out of 6 patents)

11. Fuminori Sato (6 out of 6 patents)

12. Tetsuji Sunami (5 out of 5 patents)

13. Hisashi Masago (5 out of 5 patents)

14. Yoshiko Kubo (4 out of 11 patents)

15. Yoshiro Kondo (4 out of 4 patents)

Core Competencies:

Spectral Analysis

Infrared Spectrometer

Circular Dichroism

Microspectroscope

Raman Microscope

Optical Measurement

High-Speed Classification

Total Reflection

Chromatography

Near-Field Measurement

Fluorescence Detection

Phase Difference Control

78 patents: Sort by Forward Citations

1. 12492983 - Spectral analysis method, analysis apparatus and analysis program (2025-12-09),

2. 12449575 - Reflective polarized light separation and diffraction element and optical measurement device comprising same (2025-10-21),

3. 12422350 - Multiple-reflection apparatus and multiple-reflection cell (2025-09-23),

4. 12392712 - Infrared circular dichroism measurement apparatus (2025-08-19),

5. 12372460 - Fourier transform infrared spectrometer (2025-07-29),

6. 12339218 - Spectrum measuring device suitable for evaluating difference between spectra (2025-06-24),

7. 12276604 - Infrared spectrometer (2025-04-14),

8. 12031864 - Spectrometer (2024-07-09),

9. 12000812 - Differential refractive index measurement method, measurement device, and measurement program (2024-06-04),

10. 11913877 - Real-time spectral analysis through high-speed spectral classification (2024-02-27),

11. 11898908 - Attenuated total reflection measuring apparatus capable of Raman spectral measurement (2024-02-13),

12. 11879833 - Circular dichroism measurement device and circular dichroism measurement method (2024-01-23),

13. 11635605 - Microspectroscope having position correction function (2023-04-25),

14. 11579089 - Raman microscope having fluorescence observation function and filter unit (2023-02-14),

15. 11402320 - Phase difference control device (2022-08-02),

JASCO Corporation is a multinational technology company specializing in measurement solutions. With over 50 years of experience, JASCO offers a wide range of advanced instruments and systems for spectroscopy, chromatography, and optical analysis. Our products are used in various industries including pharmaceuticals, environmental monitoring, research, and more. We strive to deliver innovative and reliable solutions that meet our customers' needs and contribute to scientific advancements.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

Jasco Corporation

78 Patents

#632 in Tokyo

#1,322 in Japan

#9,645 in the World

Jasco Corporation

Forward Citations = 299

117 inventors:

Jun Koshoubu (13 out of 13 patents)

Yoshihito Narita (9 out of 17 patents)

Tsutomu Inoue (9 out of 42 patents)

4. Kenichi Akao (9 out of 9 patents)

5. Takeshi Kanomata (8 out of 8 patents)

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