Location History:
- Osaka-fu, JP (1999)
- Kadoma, JP (2000)
- Neyagawa Kourinishinocho JP (2003)
- Nevagawa, JP (2005)
- Neyagawa, JP (1997 - 2008)
- Hirakata, JP (2004 - 2008)
- Osaka, JP (2003 - 2020)
Company Filing History:
18 out of 27,375 
6 out of 13,289 
2 out of 14,087 
Years Active: 1997-2020
Title: Hidetoshi Takeda: Innovator in Eye Tracking Technology
Introduction
Hidetoshi Takeda, a prominent inventor based in Neyagawa, Japan, has made significant contributions to the field of eye tracking technology. With a remarkable portfolio of 27 patents, Takeda continues to push the boundaries of innovation, developing advanced methods and devices that enhance the precision of visual line measurement.
Latest Patents
Among his latest inventions are two innovative patents: the "Visual Line Measuring Device and Visual Line Measuring Method" and the "Eye Tracking Device and Eye Tracking Method." The Visual Line Measuring Device incorporates a light source that creates a corneal reflection point on the eyeball of a person gazing at a predetermined point. This device includes an image-capturing part that captures multiple facial images, each depicting the subject's eyeball. Furthermore, it employs a detector to calculate visual line information and a calculation component to derive correction information, ultimately yielding more accurate visual line data.
In parallel, the Eye Tracking Method captures facial images that include the eyeball while utilizing reflected light from the previously mentioned light source. This method allows the calculation of visual line information in a world coordinate system, which is then transformed into a correction coordinate system. The procedure corrects detection errors that arise from individual variations in eyeball characteristics, making it a crucial advancement in the accuracy of eye tracking technologies.
Career Highlights
Hidetoshi Takeda has an impressive career marked by his association with leading technology firms. He has worked with Matsushita Electric Industrial Co., Ltd. and Panasonic Intellectual Property Management Co., Ltd., where he honed his skills in developing and refining cutting-edge inventions that address practical challenges in eye tracking.
Collaborations
Throughout his career, Takeda has collaborated with notable colleagues, including Masazumi Yamada and Hiroyuki Iitsuka. These professional relationships have fostered a productive environment for innovation and contributed to the successful development of numerous patents.
Conclusion
Hidetoshi Takeda stands out as a pivotal figure in the realm of eye tracking technology, with a strong record of patents that reflect his innovative spirit. His work continues to have a significant impact on the industry, driving forward the capabilities of devices used in visual line measurement and setting new standards for accuracy and reliability in eye tracking systems.