Tadashi Sakuma is a notable inventor based in Sakai, Japan. He has made significant contributions to the field of electrostatographic printing technology. With a total of 5 patents to his name, Sakuma's work has advanced the capabilities of printing apparatuses.

Latest Patents

Sakuma's latest patents include a drum unit and an earth plate used in the drum unit. This photosensitive drum unit is designed for electrostatographic printing apparatuses. The drum unit features a drum tube with at least one opening at one axial end. A flange member is inserted into this opening, equipped with a support hole for a shaft pin that supports both the drum tube and flange member. The earth plate is designed with projections that contact the inner surface of the drum tube, ensuring effective operation. Another significant patent involves a novel naphthylenediamine derivative, which enhances electric charge transferring capability and stability. This derivative is utilized in an electrophotosensitive material that boasts higher sensitivity and durability.

Career Highlights

Sakuma is currently employed at Mita Industrial Co., Ltd., where he continues to innovate in the field of printing technology. His work has been instrumental in developing advanced materials and components that improve the efficiency and effectiveness of printing systems.

Collaborations

Throughout his career, Sakuma has collaborated with notable colleagues, including Hideo Nakamori and Masashi Tanaka. These partnerships have fostered a creative environment that has led to numerous advancements in their field.

Conclusion

Tadashi Sakuma's contributions to electrostatographic printing technology through his innovative patents and collaborations highlight his importance as an inventor. His work continues to influence the industry and pave the way for future advancements.

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