Location History:
- Kitakatsuragi, JP (1993)
- Nara, JP (1992 - 2004)
- Kashiba, JP (1996 - 2009)
Company Filing History:
20 out of 25,530 
1 out of 22 Years Active: 1992-2009
Title: Innovations and Contributions of Toshihisa Ishida
Introduction
Toshihisa Ishida, an accomplished inventor based in Kashiba, Japan, has made significant contributions in the field of electrophotography. With a total of 21 patents to his name, his work reflects a deep understanding of technologies that enhance image quality and stability in various applications.
Latest Patents
Ishida's latest patents focus on developing agents and toners for electrophotography. One patent describes a two-component developing agent that contains a carrier capable of maintaining a charge-imparting property to a toner over an extended period, without generating unwanted flying of the carrier. This innovation enhances the performance of image-forming apparatuses, ensuring they produce high-quality images with excellent density and sharpness.
Another patent presents an electrophotographic toner that remains stable in varying temperatures and humidity, showcasing high charging stability alongside effective fixing properties. This toner comprises a binder resin with aromatic alcohol ingredients, an organic bentonite charge controller, and a non-polar paraffin wax, underscoring Ishida’s focus on developing reliable imaging materials.
Career Highlights
Ishida has worked with notable companies, including Sharp Corporation, where he applied his expertise to create advanced imaging technologies. His dedication to innovation is mirrored in the patents he has developed, solidifying his reputation as a leading figure in the field of electrophotography.
Collaborations
Throughout his career, Toshihisa Ishida has collaborated with talented individuals such as Tadashi Nakamura and Yasuharu Morinishi. Their collective expertise has contributed to the successful development of innovative products and technologies in the imaging sector.
Conclusion
Toshihisa Ishida's notable patents and career achievements illustrate his impact on the world of electrophotography. His collaboration with industry peers and continued innovation positions him as a vital contributor to advancements within this specialized field.
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.