Location History:
- Ikoma, JP (1992 - 1995)
- Nara, JP (1989 - 1998)
- Soraku-gun, JP (2000)
Company Filing History:
Years Active: 1989-2000
Title: Toshiro Oba: Innovator in Electronic Devices
Introduction
Toshiro Oba is a prominent inventor based in Nara, Japan. He has made significant contributions to the field of electronic devices, holding a total of 12 patents. His work focuses on enhancing the functionality and usability of electronic calculators and devices.
Latest Patents
One of his latest patents is an electronic device and method of displaying mathematical expressions. This invention aims to enable an electronic calculator to display mathematical expressions by automatically substituting variable values in advance. The device includes an input mechanism for entering mathematical expressions, a storage unit for variable values, and a display screen for showcasing the expressions. Additionally, it features a converting device that reads variable values from storage and substitutes them into the mathematical expressions for display.
Another notable patent is for a function calculator with a graphic chart facility. This invention allows users to trace functional equations and recognize maximum values and intersections with other equations on a graph. The device can determine intersection points between different functions based on the difference in traced values, enhancing the user's ability to analyze mathematical relationships visually.
Career Highlights
Toshiro Oba is currently associated with Sharp Corporation, a leading company in electronic devices. His innovative work has contributed to the advancement of technology in the field of mathematics and electronic calculations.
Collaborations
He has collaborated with notable coworkers, including Eichika Matsuda and Yoshimitsu Inamori, who have also contributed to the development of innovative technologies in their respective fields.
Conclusion
Toshiro Oba's contributions to electronic devices and mathematical expression display technology highlight his role as a significant inventor. His patents reflect a commitment to improving the functionality of electronic calculators, making complex mathematical tasks more accessible and efficient.