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For the Inventor, By the Inventor

Sendai, Japan

Tsutomu Ichimura

This inventor holds 5 USPTO granted patents. Top assignees: Research Development Corporation of Japan, Other. Active years: 1993-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Ichimura. Retrieved from https://idiyas.com/inventor/tsutomu-ichimura

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

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 4

Forward Citations = 133(Granted Patents)


Location History:

  • Sendai, JP (1993 - 1994)
  • Taihaku-ku, Sendai-shi, Miyagi JP (1993 - 1994)
  • Mukaiyama, Taihaku-ku, Sendai-shi, Miyagi JP (1996)

Company Filing History:

goldMedal5 out of 256 
 
Research Development Corporation of Japan
 patents
silverMedal3 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1993-1996

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5 patents (USPTO):Explore Patents
1. 5495334 - Fourier transform spectroscope with quadrangular common path (1996-02-27),
2. 5345306 - Method and apparatus for measuring spectral absorption in an opaque (1994-09-06),
3. 5329353 - High sensitive multi-wavelength spectral analyzer (1994-07-12),
4. 5249072 - Heterodyne receptor system and arrangement for visualizing optical (1993-09-28),
5. 5231464 - Highly directional optical system and optical sectional image forming (1993-07-27),

Title: Tsutomu Ichimura: Innovator in Spectroscopic Technology

Introduction

Tsutomu Ichimura is a notable inventor based in Sendai, Japan. He has made significant contributions to the field of spectroscopic technology, holding a total of 5 patents. His work focuses on enhancing the accuracy and efficiency of spectral measurements.

Latest Patents

Ichimura's latest patents include a Fourier transform spectroscope with a quadrangular common path. This innovative apparatus allows for high-sensitivity spatial Fourier transform spectroscopic detection of light from surface luminescent objects. It features an additional imaging optical system that converges light beams from the specimen to improve detection accuracy. Another significant patent is a method and apparatus for measuring spectral absorption in opaque specimens. This method utilizes highly directional light to illuminate scattering specimens, enabling the detection of only parallel rays while minimizing noise from scattered light. This advancement simplifies the measurement process and enhances accuracy, making it suitable for various applications, including organic tissues and dense translucent objects.

Career Highlights

Throughout his career, Ichimura has worked with the Research Development Corporation of Japan, where he has contributed to various innovative projects. His expertise in spectroscopic technology has positioned him as a key figure in the field.

Collaborations

Ichimura has collaborated with notable colleagues, including Fumio Inaba and Masahiro Toida. Their combined efforts have further advanced the research and development of spectroscopic methods.

Conclusion

Tsutomu Ichimura's contributions to spectroscopic technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the field, paving the way for future innovations in spectral measurement techniques.

Profile summary based on public USPTO records.
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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