Location History:
- Minami-Azabu, Minato, Tokyo, JA (1976)
- Taisei-cho, Ohmiya City, Saitama Prefecture, JP (1978)
- Minami-Azabu, Minato-ku, Tokyo, JP (1978)
Company Filing History:
3 out of 832,680 Years Active: 1976-1978
Title: The Innovations of Takeki Asakawa
Introduction
Takeki Asakawa is a notable inventor based in Saitama Prefecture, Japan, with a remarkable portfolio of three patents. His contributions significantly enhance the field of optical and optoelectronic image capture, showcasing his prowess in innovative technologies.
Latest Patents
Among his latest inventions is the **Automatic Diaphragm Assembly**, designed for use in optical and optoelectronic image pick-up devices. This assembly features diaphragm blades that create a variable aperture, complemented by a neutral-density filter element that is movable with one of the diaphragm blades. An electromagnetic drive unit incorporates a ring-shaped permanent magnet with specially arranged magnetized pole portions, creating a ferromagnetic ring and circular air gap for optimal functionality.
Another significant invention by Asakawa is the **Automatic-Exposure Control Device for Optical Instruments**. This patented device utilizes an electromagnetic rotary motion system that includes permanent magnets and a rotor unit featuring armatures. These armatures move circularly in response to an electric control signal, effectively enabling diaphragm-assisted exposure control in various optical instruments, including still cameras, cinema motion cameras, and television cameras. This innovation ensures that the diaphragm adjusts to provide optimal exposure according to the brightness of the photographed object.
Career Highlights
Asakawa’s career is marked by his dedicated contributions to optical technology, particularly through his inventive works. His unique approach to designing devices for image capture reflects his ability to merge theoretical knowledge with practical application.
Collaborations
In his professional journey, Takeki Asakawa has collaborated with talented individuals such as Hiroshi Koike and Shoji Suzuki. These partnerships underscore his belief in teamwork and collective innovation, harnessing a diverse range of expertise in his projects.
Conclusion
Takeki Asakawa stands out in the realm of inventors, with his innovative patents helping to advance optical technologies. His contributions not only exemplify the spirit of innovation but also highlight the importance of collaboration in achieving groundbreaking advancements in the field.
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.