Company Filing History:
24 out of 42,485 
1 out of 4 Years Active: 1984-2003
Title: Yoshitaro Ishii: A Pioneer in Electrophotographic Technology
Introduction
Yoshitaro Ishii, based in Hitachi, Japan, is a distinguished inventor with an impressive portfolio of 24 patents. His contributions, particularly in the realm of electrophotography, have had a significant impact on imaging technology, showcasing his innovative spirit and engineering expertise.
Latest Patents
Ishii's latest patents include an "Electrophotographic Image Forming System" and an "Image Forming Apparatus." The electrophotographic image forming system features a form cassette to store forms, a transfer unit for image creation, a feeder for form transportation, and a fusing device to ensure image permanence. This system innovatively provides a path for feeding forms that has unfused colored particles or toner deposited on them and incorporates a guide that interacts with the non-printing area of the form.
His other recent invention, the image forming apparatus, is designed to prevent the incorrect loading of a developing device. This apparatus includes a latent image holding body that forms an electrostatic image, a developing device that visualizes the image with toner, and a transfer device that transfers the developed image onto printing media. Notably, it incorporates features that can detect and prevent incorrect operations, enhancing reliability and efficiency.
Career Highlights
Yoshitaro Ishii has worked with reputable companies such as Hitachi, Ltd. and Tagasangyo, Ltd., demonstrating his commitment to advancing technology in the imaging sector. His role in these companies has been pivotal in the development of new imaging solutions that have shaped the industry.
Collaborations
Throughout his career, Ishii has collaborated with notable coworkers, including Fumio Jyoraku and Hisanori Toyoshima. These partnerships have fostered innovation and have contributed to the successful development of various technologies and systems within their field.
Conclusion
Yoshitaro Ishii stands out as a key figure in the advancement of electrophotographic technology. His numerous patents and contributions through his career reflect his dedication to innovation and excellence in engineering. With his impactful inventions, he continues to influence the future of imaging solutions, inspiring a new generation of inventors and technologists.
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.