Location History:
- Nara, JP (2007 - 2008)
- Sakai, JP (2019)
Company Filing History:
Years Active: 2007-2019
Title: Hiromitsu Tsutsui: Innovator in Lighting and Printing Technologies
Introduction
Hiromitsu Tsutsui is a notable inventor based in Nara, Japan. He has made significant contributions to the fields of lighting devices and ink-jet printing technology. With a total of 3 patents to his name, Tsutsui continues to push the boundaries of innovation.
Latest Patents
One of Tsutsui's latest patents is a lighting device that features a backlight system. This device includes LEDs, a unit body that holds the LEDs, and a light guide plate with both a light entrance edge surface and a light exit plate surface. The design allows light from the LEDs to enter through the light entrance edge surface, enhancing the efficiency of the lighting system. Another significant patent is for an ink-jet printer that incorporates a unique roller system. This printer has two first driven rollers (A) at the most upstream position and two first driven rollers (B) at an intermediate position. The design ensures that the pressing force on the recording sheet is released in three steps, maintaining feed precision and reducing load fluctuations.
Career Highlights
Hiromitsu Tsutsui is currently employed at Sharp Kabushiki Kaisha Corporation, where he applies his expertise in developing innovative technologies. His work has been instrumental in advancing the capabilities of lighting and printing devices.
Collaborations
Tsutsui has collaborated with notable coworkers, including Hideo Uwagaki and Ryoichi Kawai. Their combined efforts have contributed to the successful development of various technologies within the company.
Conclusion
Hiromitsu Tsutsui is a distinguished inventor whose work in lighting and printing technologies has made a significant impact. His innovative patents reflect his commitment to advancing technology and improving user experiences.