Company Filing History:
23 out of 2,899 
1 out of 18 
1 out of 832,843 Years Active: 2001-2014
Title: **Susumu Ichihara: Innovator in Near-Field Optical Technology**
Introduction
Susumu Ichihara, based in Chiba, Japan, is an accomplished inventor known for his significant contributions to the field of optical technology. With a remarkable portfolio of 25 patents, Ichihara has been a driving force behind innovations that enhance information recording and retrieval methods. His work particularly emphasizes the effective utilization of near-field light, an essential component in modern optical systems.
Latest Patents
Ichihara's most recent patents focus on sophisticated near-field optical heads designed for efficient light guidance. One of his notable inventions is a near-field optical head featuring a tapered hole that facilitates the guiding of a light beam. This design involves a very small aperture, located at the apex of a taper created by an optical propagation member. The structure is engineered to record and read information from a recording medium using near-field light.
Another significant patent involves a near-field optical head equipped with a planar substrate and an inverted pyramidal hole that extends through its surfaces. This innovative design incorporates a fine aperture and a curved slant surface, enhancing the optical performance. Additionally, an optical waveguide positioned within the inverted pyramidal hole enables effective propagation of light, with a mirror strategically placed to redirect the light toward the fine aperture.
Career Highlights
Susumu Ichihara has had a distinguished career, having worked with prestigious organizations such as Seiko Instruments Inc. and Seiko Instruments R&D Center Inc. His time with these companies has been marked by his commitment to advancing optical technologies, thereby contributing to the success of various projects and innovations in the field.
Collaborations
Ichihara has collaborated with notable professionals in the optical field, including Takashi Niwa and Kenji Kato. Their collective efforts have furthered the development of cutting-edge optical devices, demonstrating the power of teamwork in driving innovation.
Conclusion
In conclusion, Susumu Ichihara stands out as a key figure in the realm of near-field optical technology. His prolific output of patents, particularly in the design and functionality of optical heads, marks him as an invaluable contributor to the industry. His ongoing work continues to pave the way for future advancements in optical systems, making significant impacts on how information is recorded and retrieved.