Company Filing History:
3 out of 492 
1 out of 1,252 
Years Active: 1984-1987
Title: Harutaro Oba: Innovator in Electrostatic Printing Technology
Introduction
Harutaro Oba is a notable inventor from Shizuoka, Japan, recognized for his contributions to the field of electrostatic printing technology. With a total of 3 patents to his name, Oba has made significant advancements that enhance the efficiency and functionality of printing devices.
Latest Patents
One of Oba's latest patents is a paper supply device for an electrostatic photographic printer. This innovative device significantly reduces the installation area required for the printer. The design features a housing that includes a base and a cover connected for pivotal motion in a vertical plane. A picture image forming means, which includes a photosensitive member, is mounted on the base, while a paper supply cassette is mounted on the cover. The device utilizes a paper supply roller to draw paper from the cassette, guiding it to the image forming means through a carefully designed paper guide. Additionally, a gear wheel connected to the paper supply roll meshes with a driving gear wheel mounted on the base when the cover is closed, ensuring efficient operation. Another notable patent is a sheet delivering device for business machines. This device features a rotary body that holds the leading edge of a sheet, allowing for the efficient stacking of sheets after turning them over. The mechanism requires minimal space, showcasing Oba's focus on compact and effective design.
Career Highlights
Throughout his career, Harutaro Oba has worked with prominent companies such as Tokyo Electric Co. and Konishiroku Photo Industry Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative printing technologies.
Collaborations
Oba has collaborated with talented individuals in the industry, including Yasuhiko Ozawa and Yasuyoshi Yamaguchi. These partnerships have likely fostered a creative environment that has led to the development of his patents.
Conclusion
Harutaro Oba's contributions to electrostatic printing technology demonstrate his innovative spirit and commitment to improving printing devices. His patents reflect a deep understanding of engineering and design, making him a significant figure in the field.