Location History:
- Tokyo, JP (2011)
- Hachioji, JP (2005 - 2013)
Company Filing History:
Years Active: 2005-2013
Title: **Shigeaki Tokutake: A Pioneer in Electrophotographic Technology**
Introduction
Shigeaki Tokutake is a prominent inventor based in Hachioji, Japan, known for his extensive contributions to electrophotographic technology. With a total of 11 patents to his name, Tokutake has been instrumental in developing innovative solutions that enhance image quality and efficiency in imaging systems.
Latest Patents
Among his latest patents, Tokutake has disclosed inventions related to electrophotographic photoreceptors, image forming methods, and image forming apparatuses. His groundbreaking work on the electrophotographic photosensitive body eliminates common image defects such as black spots and unevenness, particularly when using short-wavelength light (350-500 nm). The innovation features a structure that includes an intermediate layer, a charge-generating layer with metal phthalocyanine pigment, and a charge-transporting layer positioned on a conductive support with specific profile characteristics.
Additionally, he has developed an image forming method that ensures high-quality images without failures in line images or halftone defects. This method entails a series of steps: charging an organic photoreceptor, light exposure, developing an electrostatic latent image into a toner image, transferring the image to a medium, and cleaning the photoreceptor of residual toner. The inclusion of a surface protective layer in the photoreceptor enhances durability and performance.
Career Highlights
Tokutake currently works at Konica Minolta Business Technologies, Inc., where he continues to push the boundaries of technology in imaging solutions. His career reflects a commitment to innovation and the development of advanced imaging technologies that serve various industries.
Collaborations
Throughout his career, Shigeaki Tokutake has collaborated with esteemed colleagues including Keiichi Inagaki and Masao Asano. These partnerships have enriched his work and contributed to the advancement of shared goals in the field of electrophotography.
Conclusion
In summary, Shigeaki Tokutake stands out as a leading figure in the domain of electrophotographic inventions. With a significant number of patents and a commitment to improving image quality and performance, his work will likely influence the future of imaging technology for years to come.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.