Location History:
- Fuchu, JA (1977)
- Tokorozawa, JP (1981)
Company Filing History:
Years Active: 1977-1981
Title: The Innovative Mind of Yuzo Maekawa
Introduction
Yuzo Maekawa, an accomplished inventor based in Fuchu, Japan, has made significant contributions to the field of electronic timepieces. With a portfolio of three patents, his work demonstrates a remarkable blend of creativity and technical expertise.
Latest Patents
Maekawa's latest inventions include two groundbreaking electronic timepieces. The first patent, an *Electronic Timepiece*, features a rotatable operating member, such as a crown, that is equipped with switch and pulse generation means. This innovative design enables the production of a number of pulses each time the operating member is rotated, which modifies the time information displayed by the timepiece.
His second patent, titled *Electronic Timepiece with Electro-Optical Display*, introduces a novel method of displaying time using liquid crystal technology. This device comprises a disk-shaped substrate that supports a liquid-crystal cell between upper and lower glass plates. The rear side of the substrate houses an electric battery and circuit elements to selectively energize various electrode leads of the cell, generating different digital symbols. Additional features include flexible printed sheets that establish necessary connections, a crystal oscillator enclosed in a sealed envelope, and a unique wiring pattern for improved functionality.
Career Highlights
Maekawa is a key inventor at Citizen Watch Company, Ltd., where his innovative designs have helped to shape the future of timekeeping technology. His commitment to pushing technological boundaries is evident in his meticulous approach to invention.
Collaborations
Throughout his career, Yuzo Maekawa has collaborated with talented professionals such as Yoshio Iinuma and Tetuya Yasuda. Their combined expertise has fostered a collaborative environment that has led to groundbreaking advancements in electronic timepiece technology.
Conclusion
Yuzo Maekawa stands as a remarkable figure in the realm of innovation, particularly within the electronic timepiece sector. His patents not only showcase his inventive spirit but also contribute significantly to the ongoing evolution of modern timekeeping devices. With his noteworthy achievements, Maekawa continues to inspire future inventors and innovators alike.