Location History:
- Hitachinaka, JP (2007 - 2009)
- Oosaka, JP (2008 - 2009)
- Tokyo, JP (2008 - 2012)
- Toyonaka, JP (2011 - 2012)
- Ibaraki, JP (2007 - 2013)
- Osaka, JP (2010 - 2014)
- Ohta-ku, JP (2016)
- Kanagawa, JP (2014 - 2017)
Company Filing History:
Years Active: 2007-2017
Areas of Expertise:
Title: Hirobumi Ooyoshi: A Pioneer in Developing Technologies
Introduction: Hirobumi Ooyoshi, based in Osaka, Japan, is a prominent inventor with an impressive portfolio of 45 patents. His work primarily focuses on developing innovative devices and processes that have significantly influenced the printing and imaging industry.
Latest Patents: Among his latest contributions, Ooyoshi has developed a state-of-the-art device, a process cartridge, and an image forming apparatus. This developing device features a developer bearer, an end seal, and an inlet seal. The end seal is designed to be in contact with the circumferential surface at each end of the developer bearer, enhancing functionality. Additionally, the inlet seal has a center portion that interacts with the developer bearer while each end is in contact with the end seal. Notably, the end seal possesses a cutout portion located closer to the center and upstream in the rotation direction of the developer bearer. The inlet seal effectively covers this cutout's edge, ensuring a seamless operation.
Career Highlights: Ooyoshi has lent his expertise to several leading companies, including Ricoh Company, Ltd. and Ricoh Printing Systems, Ltd. His engineering skills and patented designs have contributed to the advancement of technology in these organizations, making a lasting impact in their respective fields.
Collaborations: Throughout his career, Hirobumi Ooyoshi has collaborated with talented individuals such as Tomofumi Yoshida and Yoshiyuki Shimizu. Their combined efforts have fostered an environment of innovation and creativity, resulting in a series of technological advancements.
Conclusion: Hirobumi Ooyoshi stands as a testament to the power of innovation in the technology sector. His numerous patents, especially in the field of developing devices and imaging technology, highlight his significant contributions and enduring influence in the industry. With a commitment to pushing boundaries, Ooyoshi continues to inspire the next generation of inventors and technologists.