This inventor holds 9 USPTO granted patents, plus 1 CIPO patent. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Mitsubushi Denki Kabushiki Kaisha. Active years: 1991-2002.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Nagaokakyo, JP (1991 - 1998)
- Tokyo, JP (2001 - 2002)
Company Filing History:

Years Active: 1991-2002
Title: Makoto Kumano: Innovator in Display Technology
Introduction
Makoto Kumano is a prominent inventor based in Nagaokakyo, Japan. He has made significant contributions to the field of display technology, holding a total of 9 patents. His work primarily focuses on advancements in vertical deflection circuits and bit stream reproducing apparatuses.
Latest Patents
Among his latest patents, Kumano has developed a vertical deflection circuit designed for use in display devices employing CRT technology. This innovative circuit utilizes a digital signal processor (DSP) to produce a digital current signal during each main period. The digital current signal consists of multiple current values that increase in equal increments from a different value during each main period. This signal is then converted into an analog current signal by a D/A converter and averaged by a low-pass filter, resulting in a vertical deflection current that varies linearly with each main period. Additionally, he has created a bit stream reproducing apparatus that includes a frame length counter and multiple calculators to measure data lengths and execute control signals for muting operations.
Career Highlights
Kumano has worked with notable companies such as Mitsubishi Electric Corporation, where he has contributed to various projects in display technology. His expertise in the field has allowed him to develop innovative solutions that enhance the performance of display devices.
Collaborations
Throughout his career, Kumano has collaborated with talented individuals, including Sadayuki Inoue and Junko Ishimoto. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Makoto Kumano's contributions to display technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, paving the way for future innovations in display devices.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile