This inventor holds 4 USPTO granted patents and 1 EPO patent. Top assignee: Hamamatsu-Photonics K.k.. Active years: 2003-2005.
Company Filing History:
Years Active: 2003-2005
Title: Nobuharu Harada: Innovator in Light Source Technology
Introduction
Nobuharu Harada is a prominent inventor based in Hamamatsu, Japan. He has made significant contributions to the field of light source technology, holding a total of 4 patents. His innovative designs focus on enhancing the efficiency and longevity of discharge tubes.
Latest Patents
One of Harada's latest patents involves a light source where a heat sink is in contact with a side-on type discharge tube. This design features a heat sink that contacts the peripheral region around the exit window of the discharge tube. The heat sink consists of a spring member in direct contact with the peripheral region and a radiating block that connects the spring member to a radiator box. This configuration reduces the amount of materials that attach to the exit window, thereby extending the lifetime of the discharge tube. Additionally, he has developed a discharge tube that includes a glass bulb, a cathode, and an anode, where the cathode tip is made by impregnating porous tungsten with barium.
Career Highlights
Harada is associated with Hamamatsu Photonics K.K., a company known for its advancements in optical technologies. His work has been instrumental in developing innovative solutions that address common challenges in light source applications.
Collaborations
Throughout his career, Harada has collaborated with notable colleagues such as Syoji Ishihara and Tatsuo Kurashima. These partnerships have fostered a creative environment that has led to groundbreaking advancements in their field.
Conclusion
Nobuharu Harada's contributions to light source technology exemplify the spirit of innovation. His patents not only enhance the functionality of discharge tubes but also pave the way for future advancements in the industry.