Location History:
- Oakland, CA (US) (2001)
- San Francisco, CA (US) (1999 - 2002)
Company Filing History:
Years Active: 1999-2002
Title: The Innovative Contributions of Daniel A. Francis
Introduction
Daniel A. Francis is a notable inventor based in San Francisco, CA. He has made significant contributions to the field of user input devices for electronic systems. With a total of 3 patents to his name, his work showcases a blend of creativity and technical expertise.
Latest Patents
One of his latest patents is a user input device for a computer system. This device provides positional information using a grid of light, which is produced from a light source and waveguides. The grid of light is processed using waveguides and a light detector, and optics may be used to enhance its operation. This user input device is particularly suited for use in computer systems and similar applications.
Another significant patent is the position digitizer waveguide array with integrated collimating optics. This invention features an XY position digitizer that includes an X send substrate and an associated X receive substrate, along with a Y send substrate and an associated Y receive substrate. The design defines a free space region between these substrates, where send waveguides are embedded to transmit arrays of light beams across the region. Each receive waveguide is aligned to receive light from the corresponding send waveguide, enhancing the precision of the device.
Career Highlights
Daniel A. Francis is currently associated with Poa Sana, Inc., where he continues to innovate and develop advanced technologies. His work has been instrumental in advancing user input devices, making them more efficient and user-friendly.
Collaborations
Daniel collaborates with David S. Graham, contributing to the innovative environment at Poa Sana, Inc. Their combined expertise fosters a culture of creativity and technological advancement.
Conclusion
Daniel A. Francis stands out as a prominent inventor in the field of user input devices. His patents reflect a commitment to innovation and a deep understanding of technology. His contributions continue to shape the future of electronic user interfaces.