Location History:
- Hiroshima, JP (2002)
- Hachioji, JP (2005 - 2018)
- Tokyo, JP (2005 - 2024)
Company Filing History:
7 out of 8,186 
4 out of 176 
2 out of 5,729 
Years Active: 2002-2024
Title: The Innovative Contributions of Takahiro Doi
Introduction
Takahiro Doi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical sorting and grain quality discrimination. With a total of 14 patents to his name, Doi's work has advanced the technology used in various industries.
Latest Patents
One of Doi's latest inventions is an optical sorter designed to enhance the efficiency of sorting processes. This optical sorter includes a light source, a color sensor, and a determination part that identifies foreign objects and defective products. It calculates the color shift amount based on images captured by the color sensor and determines the transit speed of the sorting target. The device is capable of changing the trajectory of specific sorting targets based on real-time calculations.
Another notable invention is the grain quality level discrimination device. This device aims to improve the accuracy of quality level discrimination for grains. It features an optical unit that emits light to the grain and receives reflected or transmitted light through a photosensor. The device can simultaneously acquire information from both the upper and lower surfaces of the grain, thus enhancing the accuracy of quality level discrimination.
Career Highlights
Throughout his career, Takahiro Doi has worked with renowned companies such as Olympus Corporation and Satake Corporation. His experience in these organizations has contributed to his expertise in optical technologies and quality assessment.
Collaborations
Doi has collaborated with notable colleagues, including Koichi Nakata and Osamu Nonaka. Their combined efforts have furthered advancements in their respective fields.
Conclusion
Takahiro Doi's innovative patents and contributions to optical sorting and grain quality discrimination demonstrate his significant impact on technology. His work continues to influence various industries, showcasing the importance of innovation in enhancing efficiency and accuracy.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.