This inventor holds 3 USPTO granted patents and 2 EPO patents. Top assignee: Ricoh Company, Ltd.. Active years: 2014-2017.
Location History:
- Tokyo, JP (2014)
- Kanagawa, JP (2016 - 2017)
Company Filing History:
Years Active: 2014-2017
Title: Nobuhiro Hosoi: Innovator in Image Projection Technology
Introduction
Nobuhiro Hosoi is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of image projection technology, holding a total of 3 patents. His innovative work has paved the way for advancements in how images are projected and displayed.
Latest Patents
Hosoi's latest patents include an image projection apparatus, an image projection method, and a computer-readable storage medium. The first patent describes an image projection apparatus that features a light source emitting light with varying luminance based on electric power. It incorporates a color wheel that transmits light through multiple color filters and a light modulation element that forms images by modulating light intensity according to input signals. The selection controller in this apparatus chooses between two waveforms based on the luminance value of the input signal, optimizing image brightness in different modes.
The second patent focuses on an image projection apparatus that utilizes a light-emitting material activated by electric discharge between electrodes. This invention includes an image forming unit that modulates light intensity and a receiving unit that triggers power-off inputs. The electric-power control unit is designed to increase power supplied to the electrodes before stopping the power supply, ensuring a smooth transition when the apparatus is powered off.
Career Highlights
Nobuhiro Hosoi is currently employed at Ricoh Company, Ltd., where he continues to innovate in the field of image projection. His work has been instrumental in enhancing the quality and efficiency of projection technologies.
Collaborations
Throughout his career, Hosoi has collaborated with notable colleagues, including Takahiro Kado and Yoshio Kubo. These partnerships have contributed to the development of cutting-edge technologies in the imaging sector.
Conclusion
Nobuhiro Hosoi's contributions to image projection technology through his patents and work at Ricoh Company, Ltd. highlight his role as a key innovator in this field. His inventions continue to influence how images are projected and experienced today.