Company Filing History:
23 out of 3,794 
2 out of 198 
1 out of 25,983 
Years Active: 2004-2025
Title: Charles Schwab: Innovator and Inventor in Bearing Technology
Introduction
Charles Schwab, based in Fort Mill, SC, is an accomplished inventor with an impressive portfolio of 24 patents. His innovations primarily focus on advancements in bearing technology, showcasing his expertise in engineering and design.
Latest Patents
Among his latest patents is the **Retained Thrust Bearing**. This innovative bearing design includes a washer and a retention band, providing enhanced functionality. The washer features an annular portion, a cylindrical outer flange, and a radius portion that connects the outer portion to the flange. The retention band, which is disposed radially inside the cylindrical outer flange, includes a tab that extends radially outward from the cylindrical ring. Additional embodiments also detail variations of the cylindrical ring, including configurations with a split and multiple tabs.
Another significant innovation is the **Insulated Bearing**. This design includes an outer ring, multiple rolling elements, and an insulating cap. The outer ring is constructed with an inner rolling surface and an outer spiral groove, allowing for optimal performance. The insulating cap screws onto the outer ring and features an inner spiral that complements the outer groove. This patent highlights the versatility of the outer spiral groove, which can take various cross-sectional shapes, allowing for flexibility in design.
Career Highlights
Charles Schwab has made considerable contributions to the field of bearing technology through his inventive work. He held positions at prominent companies such as Schaeffler Technologies AG & Co. KG and INA Schaeffler KG, where he continued to develop groundbreaking solutions in engineering.
Collaborations
Throughout his career, Schwab has collaborated with notable professionals in the industry, including James Brown and Guihui Zhong. These partnerships have undoubtedly enriched his understanding and innovation capabilities, culminating in his impressive patent portfolio.
Conclusion
Charles Schwab's contributions to bearing technology through his 24 patents reflect his commitment to innovation and excellence in engineering. His recent patents, the Retained Thrust Bearing, and the Insulated Bearing, exemplify the impactful advancements he continues to make in the industry.