Location History:
- Schaumburg, IL (US) (1992)
- Buffalo Grove, IL (US) (1996 - 1998)
- Sunnyvale, CA (US) (1997 - 2002)
- Santa Clara, CA (US) (2002 - 2010)
Company Filing History:
12 out of 4,791 
5 out of 20,290 
3 out of 6 
Years Active: 1992-2010
Title: The Innovative Contributions of David L Weigand
Introduction
David L Weigand, based in Sunnyvale, CA, is a notable inventor with an impressive portfolio of 23 patents. His work has significantly impacted various technologies, particularly in the fields of fingerprint sensing and digital image processing.
Latest Patents
Two of his latest patents exemplify his innovative spirit. The first is titled "Dynamic Finger Detection Mechanism for a Fingerprint Sensor." This invention presents an apparatus capable of detecting the presence of a patterned object, specifically a finger with a fingerprint, on the surface of a sensor. The design includes a sensor system that senses an image of the patterned object and translates it into data. A control signal is generated when the statistics of this image data surpass predefined threshold levels, allowing for software programmability.
The second patent, "Dithered Encoding and Decoding Information Transference System and Method," focuses on methods for encoding transitions between low-intensity and high-intensity regions. This technique enhances the detection of transitions in digital images captured by devices, reducing blooming effects and inter-symbol interference. This is particularly useful when capturing images from transmissive media like televisions and computer screens.
Career Highlights
Throughout his career, David L Weigand has had the opportunity to work with reputable companies in the tech industry, including National Semiconductor Corporation and Motorola Corporation. His experience in these organizations has undoubtedly enriched his understanding and expertise in innovative technologies.
Collaborations
David's journey as an inventor has also involved collaboration with esteemed colleagues, including Charles J Malek and Gerard G Socci. These partnerships have fostered creativity and have likely contributed to the success of his numerous patents.
Conclusion
David L Weigand's contributions to the field of technology through his inventions are remarkable. With a strong focus on enhancing fingerprint sensing and digital imaging, his work continues to influence advancements in these areas. As an inventor with a passion for innovation, he represents the spirit of creativity and engineering that drives technological progress.
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.