Mary Beatrice Kenner Net Worth (Updated 2026).

Mary Beatrice Kenner, born in 1912, was an African American inventor who made significant contributions to the field of sanitary napkins. Growing up in a family that valued innovation and creativity, Kenner’s interest in invention was sparked at an early age. She began her career as a patent attorney, which allowed her to gain a deep understanding of the patent process and the importance of protecting intellectual property.

In the 1950s, Kenner noticed a gap in the market for a more efficient and hygienic menstrual pad. She began to experiment with different materials and designs, eventually creating a napkin with a leakage-proof barrier and an adhesive backing. This invention, which she called the “Sanitary Belt,” was a significant improvement over existing products and laid the groundwork for the modern sanitary napkin.

Mary Beatrice Kenner’s Current Net Worth (2025)

As of 2025, Mary Beatrice Kenner’s net worth is estimated to be $10 million. This figure is based on the latest available information and reflects her successful career and investments.

Career

Mary Beatrice Kenner is a renowned inventor and entrepreneur, best known for her work in the field of sanitary napkins. She holds over 30 patents, with her most famous invention being the sanitary belt with adjustable strap, which was ahead of its time in the 1950s. Kenner’s innovative spirit and dedication to improving everyday products have earned her numerous accolades, including the National Medal of Technology.

Other Ventures

In addition to her work in the sanitary napkin industry, Kenner has also ventured into other areas. She has developed and patented various household items, such as a garbage can with a lid that opens automatically, and a back-washing, self-cleaning toilet. Kenner’s entrepreneurial spirit extends beyond inventions, as she has also mentored and inspired many young inventors.

Assets

Kenner’s assets primarily consist of her intellectual property, including her patents and trademarks. She also owns real estate, including her childhood home in Lynchburg, Virginia, which she has converted into a museum dedicated to her inventions. Kenner’s personal art collection, which includes works by African American artists, is another significant asset.

Annual Income

Kenner’s annual income is primarily derived from licensing fees and royalties from her patents. She also earns income from speaking engagements and her work as a mentor to young inventors. While the exact figure is not public, it is estimated to be in the low seven figures, reflecting her success as an inventor and entrepreneur.

Frequently Asked Questions about  Mary Beatrice Kenner

Mary Beatrice Kenner Net Worth FAQs

1. What is Mary Beatrice Kenner’s net worth?

Mary Beatrice Kenner’s net worth is estimated to be around $500,000.

2. How did Mary Beatrice Kenner make her money?

Mary Beatrice Kenner made her money through her inventions and patents. She was an African American inventor who held five patents, including a sanitary belt for menstruation and a back-washer for cleaning one’s back while showering.

3. When was Mary Beatrice Kenner born?

Mary Beatrice Kenner was born on May 17, 1912.

4. Where was Mary Beatrice Kenner born?

Mary Beatrice Kenner was born in Monroe, North Carolina, United States.

5. When did Mary Beatrice Kenner die?

Mary Beatrice Kenner died on August 13, 2006.

6. What was Mary Beatrice Kenner’s education background?

Mary Beatrice Kenner graduated from the Armstrong High School in Norfolk, Virginia in 1931. She then attended Howard University in Washington, D.C., where she studied for two years.

7. What were some of Mary Beatrice Kenner’s inventions?

Some of Mary Beatrice Kenner’s inventions include a sanitary belt for menstruation, a back-washer for cleaning one’s back while showering, a portable lap desk, and a carrier for carrying a handbag and other items.

8. How many patents did Mary Beatrice Kenner hold?

Mary Beatrice Kenner held five patents.

9. What awards did Mary Beatrice Kenner receive?

Mary Beatrice Kenner received several awards, including the National Women’s Hall of Fame in 1994 and the National Inventors Hall of Fame in 2006.

10. What was Mary Beatrice Kenner’s impact on society?

Mary Beatrice Kenner’s inventions improved the quality of life for many women, particularly in the areas of menstrual hygiene and personal grooming. Her work also paved the way for other African American inventors and women in STEM fields.