Location History:
- Sapporo, JP (1994)
- Hokkaido, JP (1995 - 2001)
Company Filing History:
7 out of 64 
1 out of 2,861 
Years Active: 1994-2001
Title: The Innovative Mind of Setsuo Okada
Introduction
Setsuo Okada is a notable inventor hailing from Hokkaido, Japan. He has made significant contributions to the field of technology, particularly in the areas of timekeeping and speed measurement. With a total of seven patents to his name, Okada's work reflects a commitment to enhancing accuracy and functionality in everyday devices.
Latest Patents
One of Okada's latest patents is a clock or watch featuring an accuracy-improving function. This invention includes a register with a predetermined set value that operates in parallel with a counter, which counts a basic signal generated from a crystal oscillator. The register and counter are linked to a comparator that inputs a count signal into a time-counting circuit whenever the counter reaches the set value. This system allows for real-time comparison of the displayed time with a standard time source, enabling users to input correction values to enhance accuracy.
Another notable patent is a speed measuring apparatus and toy designed to measure the speed of a moving member. This device utilizes a quartz oscillator to generate a clock signal and a CR oscillator for a higher frequency clock signal. A comparative circuit assesses the oscillation frequencies, while a corrective circuit calculates a corrective factor based on the comparison. This innovative design ensures accurate speed measurement, even with fluctuations in temperature and humidity.
Career Highlights
Throughout his career, Setsuo Okada has worked with prominent companies such as Hudson Soft Co., Ltd. and Pioneer Electronic Corporation. His experience in these organizations has allowed him to refine his skills and contribute to various technological advancements.
Collaborations
Okada has collaborated with talented individuals in the field, including Noriyoshi Takeya and Manabu Okamoto. These partnerships have fostered innovation and creativity in his projects.
Conclusion
Setsuo Okada's inventive spirit and dedication to improving technology have led to significant advancements in timekeeping and speed measurement. His patents reflect a deep understanding of the principles of accuracy and functionality, making him a noteworthy figure in the world of innovation.