Location History:
- Greendale, WI (US) (1978 - 1984)
- Nashotah, WI (US) (1985 - 1986)
- Waukesha, WI (US) (1998 - 1999)
- Oconomowoc, WI (US) (1991 - 2001)
Company Filing History:
16 out of 5,989 
1 out of 15 
1 out of 114 Years Active: 1978-2001
Title: The Innovative Contributions of Lawrence J Ryczek
Introduction: Lawrence J Ryczek, based in Oconomowoc, WI, has made significant strides in the field of technology through his remarkable work as an inventor. With an impressive portfolio of 18 patents, Ryczek has demonstrated a consistent commitment to innovation and developing solutions that enhance various technological applications.
Latest Patents: Among his most notable inventions is the "Rotary position sensor/transducer employing rotor having color filtering." This invention features a rotor disk or color wheel mounted on a shaft, equipped with an annular band of dual color filter material (red/green) that utilizes an opposite circumferential gradient. The technical design includes a printed circuit board on one side of the rotor disk, featuring a dual color LED that emits light directed towards a reflector on the opposite side. This design enables the detection of light by a photodetector, with a system that correlates the intensity of transmitted and reflected light to determine the rotor's angular position. As part of this innovative system, a secondary color wheel is utilized to count the number of full revolutions of the shaft color wheel, showcasing Ryczek's deep understanding of sensor technology.
Another groundbreaking invention by Ryczek is the "Isolated power supply for indicator light." This system includes a planar transformer functioning on a printed circuit board, utilizing windings connected via a high-frequency ferrite core driven by an operational amplifier-based relaxation oscillator. The transformer’s secondary powers a lamp circuit isolated from the electrical supply, demonstrating a keen focus on safety and efficiency in electrical design.
Career Highlights: Throughout his career, Ryczek has contributed his expertise to companies that prioritize innovation. He worked at Eaton Corporation, where he focused on developing cutting-edge technology solutions. His work has been pivotal, leading to advancements that have a lasting impact on the industry.
Collaborations: Ryczek has collaborated with notable colleagues, including Michael G Taranowski and Donald L Van Zeeland. Their combined expertise in engineering and design has fostered an environment of innovation, leading to the successful implementation of various projects.
Conclusion: Lawrence J Ryczek's journey as an inventor illustrates his dedication to the advancement of technology. With 18 patents to his name, his work continues to influence the fields of sensor technology and electrical design. His contributions not only enhance existing technologies but also pave the way for future innovations in the industry.
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.