Company Filing History:

10 out of 4,800

Fuji Electric Co., Ltd.

patents

2 out of 13,395

Nissan Motor Company Limited

patents

where one patent can have more than one assignee

Years Active: 1989-1998

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5751567 - AC-DC converter (1998-05-12),

2. 5734216 - Magnet rotor for synchronous motor (1998-03-31),

3. 5656911 - Circuit for driving permanent-magnet synchronous motor using (1997-08-12),

4. 5517401 - Three level pulse width modulated inverter for an electric vehicle (1996-05-14),

5. 5481172 - Circuit for controlling power converting apparatus (1996-01-02),

6. 5466998 - Electric system for an electric vehicle (1995-11-14),

7. 5365153 - AC variable speed driving apparatus and electric vehicle using the same (1994-11-15),

8. 5350994 - Electric system for an electric vehicle (1994-09-27),

9. 5285145 - Current-limit system for voltage-type inverter (1994-02-08),

10. 4902885 - Photoelectric conversion type rotational position detector (1990-02-20),

11. 4849621 - Rotational-position detecting apparatus with two shaped photovoltaic (1989-07-18),

Title: Innovations by Takao Yanase: A Pioneer in Electrical Engineering

Introduction: Takao Yanase, an inventive mind based in Kawasaki, Japan, has made significant contributions to the field of electrical engineering with a remarkable portfolio of 11 patents. His innovative approaches have led to advancements in AC-DC converters and synchronous motors, showcasing his expertise and ingenuity as an inventor.

Latest Patents: Yanase's recent patents reflect his commitment to pushing technological boundaries. One of his notable inventions is the AC-DC converter, which incorporates an adjusting unit designed to maintain a zero voltage discrepancy between the specified and detected DC output voltages. The converter employs a modulator to generate drive pulses that control the switching element, enabling output voltages that exceed the standard full-wave rectification voltage of the AC input. Additionally, his patent for a magnet rotor for synchronous motors features a unique design where a cylindrical permanent magnet is affixed to a magnetic yoke. The innovation lies in the use of adhesive that hardens at the motor's maximum operating temperature, thereby ensuring a robust bond between the components.

Career Highlights: Throughout his career, Takao Yanase has worked with renowned companies, including Fuji Electric Co., Ltd. and Nissan Motor Company Limited. These experiences have allowed him to refine his skills and contribute significantly to the industries he has been part of.

Collaborations: Yanase has collaborated with talented colleagues such as Shigenori Kinoshita and Kouetsu Fujita. Their collective efforts demonstrate how teamwork can lead to groundbreaking innovations and effective problem-solving in engineering.

Conclusion: Takao Yanase stands out as a prominent inventor in electrical engineering, with a strong body of work characterized by his innovative patents. His latest inventions not only enhance the performance of electrical systems but also pave the way for future advancements in technology. Yanase’s contributions continue to inspire and impact the fields of electrical engineering and motor technology.

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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.