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For the Inventor, By the Inventor

Kawasaki, Japan

Shu Hirata

USPTO Granted Patents = 8 


Average Co-Inventor Count = 2.6

ph-index = 1

Forward Citations = 5(Granted Patents)


Location History:

  • Kawasaki, JP (2018 - 2019)
  • Kanagawa, JP (2018 - 2023)

Company Filing History:

goldMedal8 out of 1,620 
 
Mitutoyo Corporation
 patents

Years Active: 2018-2024

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8 patents (USPTO):Explore Patents
1. 12152913 - Front-end circuit and encoder (2024-11-26),
2. 11774270 - Encoder (2023-10-03),
3. 10302466 - Contamination and defect resistant optical encoder configuration including first and second illumination source diffraction gratings arranged in first and second parallel planes for providing displacement signals (2019-05-28),
4. 10295648 - Contamination and defect resistant optical encoder configuration including a normal of readhead plane at a non-zero pitch angle relative to measuring axis for providing displacement signals (2019-05-21),
5. 10295378 - Contamination and defect resistant optical encoder configuration outputting structured illumination to a scale plane for providing displacement signals (2019-05-21),
6. 10168189 - Contamination and defect resistant optical encoder configuration for providing displacement signal having a plurality of spatial phase detectors arranged in a spatial phase sequence along a direction transverse to the measuring axis (2019-01-01),
7. 10119844 - Scale for an absolute position detection type photoelectric encoder with three or more two-bit combination patterns are used to represent a two-level code pattern (2018-11-06),
8. 10041815 - Photoelectric encoder having a two-level code pattern using three or more bit-combination patterns (2018-08-07),

Title: Innovations of Shu Hirata

Introduction

Shu Hirata is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of electronics, particularly in the development of advanced circuits and encoders. With a total of eight patents to his name, Hirata's work showcases his expertise and innovative spirit.

Latest Patents

Hirata's latest patents include a front-end circuit and an encoder. The front-end circuit features a preamplifier that amplifies signals input to first and second input terminals. It incorporates a first switching circuit that receives first and second input signals, outputting them to the respective terminals. A switched capacitor circuit samples the two signals amplified by the preamplifier. Additionally, an integration circuit includes a fully differential operational amplifier that outputs amplifying differential signals. This circuit performs a cycle of sampling and signal integration twice, with multiple switching circuits managing the connection relationships throughout the process. The encoder consists of a scale and detection head, which includes a light source and a light-receiving unit. The light-receiving unit converts light into differential detection signals and outputs them, utilizing an array of light-receiving elements arranged in a parallel manner.

Career Highlights

Hirata is currently employed at Mitutoyo Corporation, a leading company in precision measurement instruments. His work at Mitutoyo has allowed him to apply his innovative ideas in practical applications, contributing to the advancement of technology in the industry.

Collaborations

Some of Hirata's notable coworkers include Joseph Daniel Tobiason and Akihide Kimura. Their collaboration has fostered an environment of creativity and innovation, leading to the development of cutting-edge technologies.

Conclusion

Shu Hirata's contributions to the field of electronics through his patents and work at Mitutoyo Corporation highlight his role as a significant inventor. His innovative designs in circuits and encoders continue to influence the industry and pave the way for future advancements.

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