Karl Gfeller

This inventor holds 13 USPTO granted patents and 1 published patent application. Top assignees: Sinar Ag, Sinar Ag Schaffhausen, Other. Active years: 1976-2005.

USPTO Granted Patents = 13 (Patent Applications = 1)

% Patents Active = 100.0

Average Co-Inventor Count = 1.7

ph-index = 4

Forward Citations = 43(Granted Patents)

Location History:

Schaffhausen, CH (1976)
Langwiesen, CH (1984 - 2005)

Company Filing History:

Sinar Ag Schaffhausen

patents

1 out of 834,453

Other

patents

Years Active: 1976-2005

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6967677 - Microscan guidance (2005-11-22),

2. 6812959 - Camera with optoelectric transducer arrangement rotatable about axis perpendicular to image plane (2004-11-02),

3. 6700616 - Still photographic camera and image generating process (2004-03-02),

4. 6404991 - Still photo camera (2002-06-11),

5. 6141051 - Still photographic camera and image generation process (2000-10-31),

6. 6035144 - Still photo camera (2000-03-07),

7. 4949112 - Sheet film cassette for photographic cameras (1990-08-14),

8. 4564277 - Apparatus for a photographic camera with lens and film carriers which (1986-01-14),

9. 4523824 - Device for a photographic camera (1985-06-18),

10. 4460263 - Apparatus for calculating and displaying and/or controlling exposure (1984-07-17),

11. 4436399 - Apparatus for transporting or positioning of a strip-shaped (1984-03-13),

12. 3973269 - Shutter mechanism (1976-08-03),

13. 3956761 - Shutter device for a photographic camera (1976-05-11),

Title: The Innovative Contributions of Karl Gfeller

Introduction

Karl Gfeller is a notable inventor based in Langwiesen, Switzerland. He has made significant contributions to the field of imaging technology, holding a total of 13 patents. His work has advanced the capabilities of cameras and optoelectric transducer arrangements, showcasing his innovative spirit and technical expertise.

Latest Patents

Among his latest patents is the "Microscan guidance," which features a device designed as a flat matrix of optoelectric transducer elements. This matrix is mounted in a camera, positioned perpendicular to the imaging beam axis, and is capable of movement in a pre-selected direction. The support apparatus includes transfer levers that can tilt about three swivel axes, enhancing the device's functionality. Another significant patent is for a "Camera with optoelectric transducer arrangement rotatable about an axis perpendicular to the image plane." This invention allows for the movement of the optoelectric transducer arrangement, driven and controlled by cam/curve guides, enabling the imaging of a whole image in a still camera, despite the transducer's sensor surface being smaller than the image area.

Career Highlights

Karl Gfeller has worked with Sinar AG, a company known for its high-quality photographic equipment. His tenure at Sinar AG Schaffhausen and Sinar AG has allowed him to apply his innovative ideas in practical settings, contributing to the advancement of imaging technologies.

Collaborations

Throughout his career, Gfeller has collaborated with notable individuals such as Carl Koch and Hans Carl Koch. These collaborations have likely enriched his work and led to further innovations in the field.

Conclusion

Karl Gfeller's contributions to imaging technology through his patents and career achievements highlight his role as a significant inventor. His innovative designs continue to influence the development of camera technology and optoelectric systems.