Location History:
- Zama, JP (1992)
- Sagamihara, JP (1992)
Company Filing History:
Years Active: 1992
Title: The Innovative Contributions of Yoichi Iijima: A Spotlight on His Patents and Career
Introduction: Yoichi Iijima, based in Zama, Japan, is a notable inventor in the automotive industry. With a focus on advancing vehicle lighting technology, he has been instrumental in developing innovative solutions that enhance the functionality and safety of motor vehicles. His work primarily revolves around electric discharge lamps, leading to significant advancements in headlamp design.
Latest Patents: Iijima holds two patents, showcasing his expertise in lighting devices for electric discharge lamps. His latest patents include:
1. **Electric Discharge Lamp Arrangement:** This innovation pertains to a headlamp designed for motor vehicles. The headlamp comprises a power unit that includes an inverter and a starting circuit connected to an electric discharge lamp bulb. The design also features a protective shell that holds both the starting circuit and the lamp bulb, with lenses and caps securely attached to the shell for optimal performance. Additionally, the shell and cap are coated with a metal film to shield against radio noise caused by high-frequency pulses.
2. **Lighting Device for Electric Discharge Lamp:** This device consists of an LC series resonant circuit, coupled with control means for an inverter circuit. It applies an AC voltage of relatively low frequency immediately after dielectric breakdown occurs in the lamp, allowing a heavy current to flow through. Following this, the frequency is gradually increased until the electric discharge lamp reaches a stable discharge state.
Career Highlights: Yoichi Iijima works for Nissan Motor Company Limited, where his contributions to automotive lighting technology have been recognized. His innovative designs have significantly impacted the efficiency and reliability of vehicle headlamps.
Collaborations: Throughout his career, Iijima has collaborated with various talented individuals, including his coworkers Masao Sakata and Toru Segoshi. Their collective efforts have led to advancements in automotive lighting and helped solidify Nissan's reputation for innovation in the industry.
Conclusion: Yoichi Iijima's commitment to advancing electric discharge lamp technology demonstrates his invaluable role as an inventor in the automotive sector. His patents not only reflect his ingenuity but also contribute to safer and more efficient lighting solutions for vehicles. As technology continues to evolve, Iijima's work will undoubtedly influence future innovations in automotive design and engineering.