This inventor holds 4 USPTO granted patents. Top assignee: Kabushiki Kaisha Suwa Seikosha. Active years: 1976-1981.
Location History:
- Suwa, JA (1976 - 1977)
- Suwa, JP (1981)
Company Filing History:
Years Active: 1976-1981
Title: Hitomi Numabe: Innovator in Electronic Timepieces
Introduction
Hitomi Numabe is a notable inventor based in Suwa, Japan. He has made significant contributions to the field of electronic timepieces, holding a total of 4 patents. His innovative designs have enhanced the functionality and accuracy of wristwatches, making them more versatile for users.
Latest Patents
Among his latest patents is the chronograph wristwatch, which features a single digital display. This electronic timepiece can operate as a standard wristwatch or as a chronograph. It includes separate divider circuits for timekeeping and chronograph functions, controlled by a single set of switches. Additionally, indication means are provided to show which function is currently displayed. Another significant patent is for an electronic timepiece that adjusts the timekeeping signal based on an externally applied reference signal. This invention includes an oscillator circuit, a divider circuit, and a display that shows time in response to the timekeeping signal. A receiving circuit captures the reference signal, while a comparator circuit produces a frequency difference signal to ensure accurate timekeeping.
Career Highlights
Hitomi Numabe is associated with Kabushiki Kaisha Suwa Seikosha, a company known for its expertise in watch manufacturing. His work has contributed to the advancement of electronic timekeeping technology, showcasing his commitment to innovation in this field.
Collaborations
One of his notable coworkers is Hiroyuki Chihara, who has collaborated with him on various projects. Their partnership has fostered a creative environment that encourages the development of cutting-edge timepiece technology.
Conclusion
Hitomi Numabe's contributions to electronic timepieces reflect his innovative spirit and dedication to enhancing timekeeping technology. His patents demonstrate a commitment to improving functionality and accuracy in wristwatches, making him a significant figure in the industry.