This inventor holds 14 USPTO granted patents. Top assignee: Other. Active years: 1999-2013.
Location History:
- 175 Tokyo, JP (1999)
- Tokyo, 175, JP (2000)
- Itabashi-ku Tokyo, JP (2000)
- Tokyo 175, JP (2002)
- Itabashi-ku, Tokyo JP (2000 - 2004)
- Itabashi-ku, Tokyo, JP (2004 - 2007)
- Tokyo, JP (2001 - 2013)
Company Filing History:
14 out of 834,411 Years Active: 1999-2013
Title: The Innovative Mind of Keiji Iimura
Introduction
Keiji Iimura, a prolific inventor based in Tokyo, Japan, has made significant contributions to the field of lighting technology, holding an impressive total of 14 patents. His innovative ideas and designs are known for enhancing the performance and efficiency of various lighting solutions.
Latest Patents
Among his latest creations, Iimura has developed a remarkable semiconductor lamp and a light bulb type LED lamp. This LED lamp features a light transmitting globe/envelope with fluorescent protrusions, fibers, and grooves containing phosphor. It integrates a circuit board with one or more light-emitting diodes (LEDs) that emit short wavelength primary light to interact with the phosphor, resulting in visible secondary light. The lamp is designed to deliver high brightness and luminance, broad light distribution, and non-glare fluorescent illumination, making it compatible with traditional incandescent light bulbs through an Edison screw base.
In addition to the LED lamp, Iimura has also designed a light guide unit for illuminating liquid crystal displays (LCDs). This unit comprises a surface lighting light guide and a channel light guide that forms a fiber optic channel array. With customizable optical cores, the light guide unit effectively directs and diffuses light for optimized visual display performance.
Career Highlights
Throughout his career, Keiji Iimura has established himself as a leading inventor in the realm of lighting technologies. His patents not only showcase his technical prowess but also reflect his dedication to enhancing user experience through innovative solutions.
Collaborations
In his journey of invention, Iimura collaborates with his coworker, Hideki Iimura, fostering an environment of innovation and creativity. Together, they contribute to advancements in lighting applications and showcase the power of teamwork in driving technological progress.
Conclusion
Keiji Iimura's work exemplifies the spirit of innovation in the field of lighting technology. His patents reflect a deep understanding of both practical needs and sophisticated engineering, paving the way for future developments. As an inventor, he continues to influence the market with groundbreaking ideas that prioritize efficiency and user satisfaction.