Masao Yokoyama

Title: The Innovations of Masao Yokoyama

Introduction

Masao Yokoyama is a notable inventor based in Oyamashi, Japan. He is recognized for his contributions to the field of electronic copying machines and laser beam printers. His innovative work has led to the development of a unique photosensitive drum that enhances the efficiency of these devices.

Latest Patents

Yokoyama holds a patent for a photosensitive drum designed for use in electronic copying machines and laser beam printers. This drum is made of an aluminum-based alloy and supports a photosensitive receptor. The alloy composition consists of 0.5 to 8.0% of nickel, along with various additives such as manganese, chromium, zirconium, titanium, boron, copper, magnesium, zinc, silicon, and iron, with the balance being primarily aluminum. This innovative design aims to improve the performance and durability of the photosensitive drum.

Career Highlights

Masao Yokoyama has made significant strides in his career, particularly through his work at Showa Aluminum Kabushiki Kaisha. His expertise in materials science and engineering has allowed him to develop advanced technologies that are crucial for modern printing solutions. His patent reflects his commitment to innovation and quality in the manufacturing process.

Collaborations

Yokoyama has collaborated with notable colleagues such as Ichizo Tsukuda and Takashi Atsumi. Their combined efforts have contributed to the advancement of technology in the field of electronic copying and printing.

Conclusion

Masao Yokoyama's contributions to the invention of the photosensitive drum have made a lasting impact on the industry. His innovative approach and dedication to quality continue to influence the development of electronic copying machines and laser beam printers.