Company Filing History:
3 out of 2,303 
1 out of 58 Years Active: 1989-1993
Title: Yasuo Hirozumi: Innovator in Discharge Lamp Technology
Introduction
Yasuo Hirozumi is a notable inventor based in Shizuoka, Japan, recognized for his contributions to the field of discharge lamp technology. With a total of 4 patents to his name, he has made significant advancements that enhance the durability and manufacturing processes of discharge lamps.
Latest Patents
Hirozumi's latest patents include a discharge lamp unit featuring an improved discharge tube mount. This innovative design supports the discharge lamp at both ends using metal supports, which are welded to lead supports protruding from an insulating base. The design ensures that the lead supports are parallel to one another and to the discharge axis of the lamp, enhancing the lamp's durability and ease of positional adjustment. Another notable patent is the manufacturing method of a discharge lamp electrode, which involves applying multiple laser beams to a tungsten or tungsten alloy rod to create a spherical end portion that serves as the discharge part.
Career Highlights
Throughout his career, Yasuo Hirozumi has worked with reputable companies such as Koito Manufacturing Company, Ltd. and Koito Seisakusho Co., Ltd. His experience in these organizations has contributed to his expertise in the field of discharge lamps.
Collaborations
Hirozumi has collaborated with talented individuals such as Mitsuhiro Okano and Masami Handa, further enriching his work and innovations in discharge lamp technology.
Conclusion
Yasuo Hirozumi's contributions to discharge lamp technology through his patents and collaborations highlight his role as an influential inventor in this specialized field. His innovative designs and methods continue to impact the industry positively.