Location History:
- Hirakata, JP (1988 - 1989)
- Sumoto, JP (1994 - 1999)
- Osaka, JP (1995 - 2000)
Company Filing History:
9 out of 8,776 
1 out of 614 
Years Active: 1988-2000
Title: Noriyuki Yoshinaga: Innovator in Secondary Battery Technology
Introduction
Noriyuki Yoshinaga is a prominent inventor based in Sumoto, Japan. He has made significant contributions to the field of secondary battery technology, holding a total of nine patents. His work focuses on improving the efficiency and performance of lithium secondary batteries.
Latest Patents
Yoshinaga's latest patents include a secondary cell and the producing method thereof. This invention discloses a secondary cell that comprises a positive electrode, a negative electrode made of a carbon material, and a non-aqueous electrolytic solution. The unique aspect of this secondary cell is that the carbon material used for the negative electrode is produced by carbonizing natural high polymers. Another notable patent is for a novel lithium secondary battery. This battery features a positive electrode capable of occluding and discharging lithium, a negative electrode primarily composed of a carbon material, and a separator between the electrodes. The electrolyte solution contains an electrolyte solute dissolved in a solvent that includes at least one specific cyclic compound. This lithium secondary battery is characterized by its large capacity, small self-discharge rate, excellent cycle characteristics, and high charge-discharge efficiency.
Career Highlights
Throughout his career, Yoshinaga has worked with notable companies such as Sanyo Electric Co., Ltd. and Mitsubishi Chemical Industries Limited. His experience in these organizations has allowed him to develop innovative solutions in battery technology.
Collaborations
Yoshinaga has collaborated with esteemed colleagues, including Nobuhiro Furukawa and Masahisa Fujimoto. Their joint efforts have contributed to advancements in the field of secondary batteries.
Conclusion
Noriyuki Yoshinaga's contributions to secondary battery technology have made a significant impact on the industry. His innovative patents and collaborations highlight his dedication to advancing energy storage solutions.
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.