Location History:
- Yokohama, JP (2011 - 2015)
- Kanagawa, JP (2017 - 2019)
Company Filing History:
Years Active: 2011-2019
Title: Daisuke Terahara: Innovator in Optical Devices
Introduction
Daisuke Terahara is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of optical devices, holding a total of 6 patents. His work focuses on enhancing the functionality and efficiency of optical systems.
Latest Patents
Terahara's latest patents include innovative designs such as a lead screw device, lens driver, lens barrel, and a camera utilizing the lead screw device. One of his notable inventions is an optical device that features an optical system with multiple lens groups. This system includes a movable lens group that can shift along the optical axis. The design incorporates a movable frame that houses a driving source, a drive screw, and a lens supporting frame, ensuring an integrated state relative to the movable lens group. The frame also includes arms that can open and close around the drive screw, supported by a biasing spring that applies force to maintain the position of the first arm.
Another significant patent is a lead screw device that consists of a lead screw with a threaded portion and a driven body that engages with this thread. The driven body is designed to move along the axis of the lead screw as it rotates. This device features a pair of driven members that sandwich the lead screw and are biased to maintain engagement with the thread, ensuring smooth operation.
Career Highlights
Throughout his career, Daisuke Terahara has worked with notable companies such as Ricoh Company, Ltd. and Ricoh Imaging Company, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in optical technology.
Collaborations
Terahara has collaborated with esteemed colleagues, including Takehide Ohno and Terunori Koyama. These partnerships have contributed to the advancement of his projects and the successful development of his patents.
Conclusion
Daisuke Terahara is a distinguished inventor whose work in optical devices has led to several important patents. His innovative designs continue to influence the field and enhance the functionality of optical systems.