Aichi, Japan

Tsutomu Ogasawara

This inventor holds 4 USPTO granted patents. Top assignee: Ricoh Company, Ltd.. Active years: 2001-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Ogasawara. Retrieved from https://idiyas.com/inventor/tsutomu-ogasawara-ejz9jhuz

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 4

Forward Citations = 212(Granted Patents)


Company Filing History:


Years Active: 2001-2004

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4 patents (USPTO):Explore Patents

Title: Tsutomu Ogasawara: Innovator in Coordinate-Position Input Technology

Introduction

Tsutomu Ogasawara is a notable inventor based in Aichi, Japan. He has made significant contributions to the field of coordinate-position input technology, holding a total of 4 patents. His innovative work has paved the way for advancements in display board systems and user interaction devices.

Latest Patents

Ogasawara's latest patents include a method and device for inputting coordinate positions, as well as a display board system. The coordinate-position input device features a frame with a reflecting member that recursively reflects light from the inner side of the frame, which is rectangular in shape. Two optical units are designed to irradiate light onto the reflecting members and receive the reflected light. The frame can be detachably attached to a whiteboard using mounting members. The optical units are strategically located at both ends of one of the frame's edges, integrating the two optical units with the frame body.

Another significant patent involves a coordinates input device that consists of two optical units emitting a light flux onto a panel while also receiving the light flux. This device calculates the coordinates of an obstacle in the light flux based on the detection results from the optical units and the panel's dimensions. Additionally, it includes a sound-wave generator and a sound-wave detector to measure the panel's dimensions, which are essential for accurate coordinate calculations.

Career Highlights

Tsutomu Ogasawara is currently employed at Ricoh Company, Ltd., where he continues to innovate and develop new technologies. His work has been instrumental in enhancing user interaction with digital displays and input devices.

Collaborations

Ogasawara has collaborated with notable colleagues, including Kenichi Takekawa and Takahiro Ito. Their combined expertise has contributed to the successful development of innovative technologies in their field.

Conclusion

Tsutomu Ogasawara's contributions to coordinate-position input technology exemplify the spirit of innovation. His patents and ongoing work at Ricoh Company, Ltd. highlight his commitment to advancing technology in user interaction.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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