Jiro Tsukada

Title: **Innovative Ingenuity: The Patents of Jiro Tsukada**

Introduction

Jiro Tsukada, an accomplished inventor based in Wakuya, Japan, has made significant contributions to technological advancements through his patented innovations. With a total of two patents to his name, Tsukada has focused on improving input devices and encoding mechanisms, driving enhanced performance in various electronic applications.

Latest Patents

The first of Tsukada's notable inventions is the **Incremental Encoder with Direction-Indicating Shutter**. This light-transmission-type encoder is especially beneficial in applications such as image scanners. It detects both the amount and direction of rotation, contributing to accurate image reading. The encoder consists of a rotary body with peripheral slits for light transmission, a shaft, a shutter fitted on the shaft, and spring mechanisms to ensure frictional force between components. This invention cleverly detects the rotation direction and adjusts image signal storage accordingly, enhancing the functionality of image sensors within host computers.

His second patent, the **X-Y Position Input Device for Display Systems**, features a rotatable ball and two driven rollers that rotate in response to the ball's movement. This device comprises sophisticated rotation detector means for both rollers and includes mechanisms for imposing friction, stopping operations when limits are reached, and releasing power to ensure smooth functioning. Tsukada’s innovations in this domain streamline user interaction with display systems, making them more intuitive and responsive.

Career Highlights

Jiro Tsukada has spent his career at Alps Electric Co., Ltd., a company renowned for its innovations in electronic components and systems. His role has positioned him at the forefront of technological development, allowing him to explore and create solutions that address contemporary challenges in electronics.

Collaborations

Throughout his career, Tsukada has worked alongside talented colleagues such as Junichi Hosogoe and Yuichi Ida. Their collaboration has fostered an environment of creativity and ingenuity, leading to groundbreaking inventions that advance the field of electronic technologies.

Conclusion

Jiro Tsukada stands out as an innovative force in the realm of electronic devices. His patents, including the Incremental Encoder with Direction-Indicating Shutter and the X-Y Position Input Device for Display Systems, highlight his commitment to enhancing functionality and performance in technology. As he continues his work at Alps Electric Co., Ltd., the potential for future innovations remains promising.