Location History:
- Yamanashi-ken, JP (1999)
- Kofu, JP (2010)
- Yamanashi, JP (2013)
Company Filing History:
2 out of 18 
2 out of 28,544 
1 out of 355 Years Active: 1999-2013
Title: Tetsuya Sakuma: Innovator in Electrophotographic Technology
Introduction
Tetsuya Sakuma is a prominent inventor based in Yamanashi, Japan. He has made significant contributions to the field of electrophotography, holding a total of three patents. His work focuses on enhancing the performance and efficiency of electrophotographic devices, which are essential in modern printing technology.
Latest Patents
Sakuma's latest patents include innovative advancements in electrophotographic photoconductors and related apparatuses. One notable patent describes an electrophotographic photoconductor that features a conductive substrate and a photoconductive layer. This layer contains a charge generation agent and a charge transport agent, which are represented by specific general formulas. Another significant patent involves an electrophotographic photoreceptor designed to respond to reductions in diameter and high circumferential speeds, addressing the demands for miniaturization and increased speed in copiers and printers. This photoreceptor boasts high sensitivity in the long-wavelength region and maintains stable electric characteristics even after repeated use.
Career Highlights
Throughout his career, Tetsuya Sakuma has worked with notable companies, including Yamanashi Electronics Co., Ltd. and Ricoh Company, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in electrophotographic technology.
Collaborations
Sakuma has collaborated with esteemed colleagues
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.