Location History:
- Hitachi, JP (1989)
- Kanagawa, JP (1999)
- Yokohama, JP (1992 - 2007)
Company Filing History:
4 out of 42,508 
1 out of 134 
1 out of 836 
Years Active: 1989-2007
Title: Yasunori Iwafuji: Pioneering Innovation in Optical Communication
Introduction: Yasunori Iwafuji, a visionary inventor based in Yokohama, JP, has left an indelible mark on the field of optical communication with his relentless pursuit of technological advancement. With a total of 5 patents to his name, his groundbreaking work continues to inspire the next generation of inventors and visionaries.
Latest Patents:
1. Optical Communication Module: Iwafuji's invention focuses on an optical communication module designed to transmit high-frequency signals with improved efficiency. By utilizing signal transmission and ground lines on a ceramic substrate, as well as a flexible wiring board and printed circuit board, the module ensures optimal characteristic impedance matching for high-speed data transmission.
2. Optical Fiber Communication Equipment and Its Applied Optical Systems: Another innovative creation by Iwafuji involves controlling lasing wavelengths to prevent wavelength shifts and enable variable wavelengths for wavelength division multiplexing optical-fiber communication systems. This technology incorporates an etalon in the light path of diode laser light to achieve precise wavelength control.
Career Highlights: Throughout his career, Iwafuji has made significant contributions to the field of optical communication through his work at renowned companies such as Hitachi, Ltd. and Opnext Japan, Inc. His innovative solutions have not only advanced the industry but have also solidified his position as a driving force for technological progress.
Collaborations: Working alongside accomplished colleagues such as Kimio Tatsuno and Tatemi Ido, Iwafuji has leveraged collective expertise to push the boundaries of optical communication technology. Their collaborative efforts have led to the development of cutting-edge solutions that address the evolving needs of the industry.
Conclusion: Yasunori Iwafuji's passion for innovation and unwavering commitment to pushing the limits of technological advancement make him a true pioneer in the field of optical communication. His exceptional contributions have not only enriched the industry but have also paved the way for future innovations that will continue to shape the landscape of optical communication.