Location History:
- Neyagawa, JP (1990 - 2008)
- Osaka, JP (1991 - 2008)
Company Filing History:
Years Active: 1990-2008
Title: Innovations of Yoshichika Hirao
Introduction
Yoshichika Hirao is a prominent inventor based in Neyagawa, Japan. He has made significant contributions to the field of video display technology, holding a total of 12 patents. His work focuses on enhancing the functionality and user experience of projection type video displays.
Latest Patents
One of Hirao's latest patents involves a projection type video display that incorporates a sensor with an image pickup device. This device captures the projected image and allows the display to project an adjustment image. This innovation enables automatic focus adjustment and keystone distortion correction based on the sensor's output. Another notable patent describes a system for manual adjustment, where a motor driving signal corresponding to a user's key operation is sent to a focusing motor via a microcomputer. During automatic adjustment, the system selects a motor driving signal from the sensor to control the focusing motor. The sensor is equipped with a dedicated microcomputer that samples the image pick-up signal from a CCD line sensor to generate contrast data, allowing for automatic focusing adjustments.
Career Highlights
Hirao has been associated with Sanyo Electric Co., Ltd., where he has played a crucial role in developing advanced projection technologies. His innovative approaches have significantly impacted the industry, making video displays more user-friendly and efficient.
Collaborations
Throughout his career, Hirao has collaborated with notable colleagues, including Nobukazu Hosoya and Naoki Kaise. These partnerships have fostered a creative environment that has led to groundbreaking advancements in video display technology.
Conclusion
Yoshichika Hirao's contributions to the field of projection type video displays exemplify his innovative spirit and dedication to enhancing technology. His patents reflect a commitment to improving user experience through advanced engineering solutions.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.