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Spectratech Inc.

USPTO Granted Patents = 19

% Expired Patents = 5.3

Trademarks = 3

Forward Citations = 648

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12 inventors (with patents filed for the assignee):

Donald W Sting (10 out of 27 patents)

Robert G Messerschmidt (8 out of 10 patents)

John A Reffner (4 out of 10 patents)

4. Mitsuo Ohashi (3 out of 3 patents)

5. Yoshitoshi Ito (1 out of 40 patents)

6. George Douglas Jones (1 out of 4 patents)

7. David R Shafer (1 out of 86 patents)

8. William B DeSousa (1 out of 1 patent)

9. William T Wihlborg (1 out of 1 patent)

10. Steven H Vogel (1 out of 1 patent)

11. Roger G Messerschmidt (1 out of 1 patent)

12. Carmelo J Aresco (1 out of 1 patent)

19 patents: Sort by Forward Citations

1. 7729732 - Biological information measuring apparatus and method for controlling the apparatus (2010-06-01),

2. 7570367 - Optical interference apparatus (2009-08-04),

3. 7569821 - Biological information measuring apparatus (2009-08-04),

4. 6038022 - Coupling device for integrating and interfacing accessory modules with (2000-03-14),

5. 5864139 - Confocal microspectrometer system (1999-01-26),

6. 5581085 - Infrared microspectrometer accessory (1996-12-03),

7. 5093580 - ATR objective and method for sample analyzation using an ATR crystal (1992-03-03),

8. 5051602 - Optical system and method for sample analyzation (1991-09-24),

9. 5019715 - Optical system and method for sample analyzation (1991-05-28),

10. 5015092 - Sampling probe for optical analyzation of a sample (1991-05-14),

11. 4878747 - Aperture image beam splitter (1989-11-07),

12. 4877960 - Microscope having dual remote image masking (1989-10-31),

13. 4863253 - High magnification reflecting microscope objective having a dual (1989-09-05),

14. 4859064 - Diffuse reflectance spectroscopy system and method (1989-08-22),

15. 4810077 - Grazing angle microscope (1989-03-07),

Company Overview

Spectratech Inc. is a technology company based in Japan, specializing in advanced optical measurement solutions. The organization focuses on developing innovative instruments and systems that enhance precision in various industries, including telecommunications, manufacturing, and research. With a commitment to advancing optical technologies, Spectratech plays a significant role in providing tools that facilitate high-quality data analysis and improve operational efficiencies across diverse applications.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

19 Patents

#39 in

#3,041 in Japan

#32,693 in the World

Spectratech Inc.

Forward Citations = 648

12 inventors:

Donald W Sting (10 out of 27 patents)

Robert G Messerschmidt (8 out of 10 patents)

John A Reffner (4 out of 10 patents)

4. Mitsuo Ohashi (3 out of 3 patents)

5. Yoshitoshi Ito (1 out of 40 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Spectratech Inc.. Retrieved from https://idiyas.com/company/spectratech

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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