Company Filing History:
9 out of 6,017 
8 out of 820 
2 out of 1,311 
Years Active: 2009-2025
Title: Wataru Kunishi: A Visionary in Photonic Innovations
Introduction
Wataru Kunishi is a prominent inventor based in Kyoto, Japan, recognized for his significant contributions to the field of photonics. With a remarkable portfolio of ten patents, Kunishi has established himself as a leader in the development of innovative laser technologies. His inventions have the potential to advance various applications in optics and telecommunications.
Latest Patents
Among his latest inventions, Kunishi's work on the two-dimensional photonic crystal vertical cavity surface emitting lasers stands out. This innovative laser design incorporates a photonic crystal (PC) layer and features a lattice point configured to diffract light in specific directions. By applying periodic modulation—termed 'perturbation'—to the lattice points, he successfully enhances the light wave's interaction within the PC layer. This design ensures efficient diffraction of light at the band edges of the photonic band structure. Additionally, his two-dimensional photonic crystal laser utilizes a base body composed of AlGaAs or (AlGa)InP, which retains its properties even under high temperatures, maintaining the resonator's performance during the epitaxial growth process.
Career Highlights
Wataru Kunishi's career includes valuable experience with notable institutions such as Rohm Co., Ltd. and Kyoto University. His work in these organizations has allowed him to refine his expertise in semiconductor technology and photonic applications. His multiple patents showcase his ability to bridge theoretical concepts with practical implementations in the field of optics.
Collaborations
Throughout his innovative journey, Kunishi has collaborated with esteemed colleagues, including Susumu Noda and Eiji Miyai. These partnerships have facilitated a creative exchange of ideas, leading to groundbreaking advancements in photonic technologies. Their combined efforts have contributed significantly to the understanding and utilization of photonic crystals in modern laser applications.
Conclusion
Wataru Kunishi's relentless pursuit of innovation in the world of photonics positions him as an influential figure in the field of laser technology. His latest patents reflect his dedication to advancing optical technologies, promising a bright future for applications in various industries. As he continues to push the boundaries of invention, the impact of his work will undoubtedly be felt for years to come.