Location History:
- Joetsu, JP (1998 - 2009)
- Niigata, JP (2006 - 2019)
Company Filing History:
14 out of 68 
1 out of 58,130 
Years Active: 1998-2019
Title: Hajime Maruta: Pioneering Innovations in Reflective Screen Technology
Introduction
Hajime Maruta is a distinguished inventor based in Niigata, Japan, renowned for his contributions to screen technology. With a notable portfolio of 14 patents, Maruta has dedicated his career to developing advanced reflective screens that enhance visual experiences.
Latest Patents
One of Maruta's latest innovations is the **Reflective Screen**, which boasts a high flatness that prevents distortion in the central portion of the screen. This invention features a first thickness of a portion, which is no more than twice the thickness of the inclined portions responsible for reflecting obliquely-incident projection light. The dimensions of the screen are approximately 1550 mm in width and 900 mm in height. Significantly, when suspended under a downward load of about 3 kg, the screen maintains image integrity without any shift in the displayed content, regardless of incidence angles ranging from 15 to 60 degrees.
Another remarkable invention is the **Reflection Type Screen**, which consists of a tabular base portion with prism portions on one surface. These prism portions are aligned in one direction and intersect in another, featuring inclined surfaces that enhance light reflection. The reflecting layer on these surfaces includes a sequence of thin and thick portions strategically designed to optimize light transmission and reflection.
Career Highlights
Hajime Maruta has honed his expertise while working for leading companies in the technology and manufacturing sector. His professional journey includes significant roles at **Arisawa Manufacturing Co., Ltd.** and **Sony Corporation**, where he has contributed to various innovations in display technology.
Collaborations
Throughout his career, Maruta has collaborated with notable colleagues, including Masatoshi Niwa and Takahiro Koyanagi. These partnerships have fostered a creative environment, resulting in groundbreaking advancements in reflective screen technology.
Conclusion
Hajime Maruta's pioneering work in the field of reflective screens emphasizes his commitment to innovation and excellence. With a growing number of patents and a legacy intertwined with reputable companies, Maruta continues to influence the landscape of visual technology, setting new standards for the future.