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Christopher T. Pietrzak
Ben Lomond, CA
US
5 patents
6 Patents
US12471656
2025
System and Method for Forming Protective Sports Equipment for a Customer
0 cites
US12089685
2024
Protective Helmet with Multiple Energy Management Liners
Bell Sports, Inc.
0 cites
US11889883
2024
System and Method for Forming a Protective Helmet for a Customer's Head
Bell Sports, Inc.
0 cites
US11839257
2023
Helmet Comprising a Segmented Shell
Bell Sports, Inc.
0 cites
US11758965
2023
Helmet with Integrated Shoulder Pad
Bell Sports, Inc.
0 cites
US11589631
2023
Helmet with Integrated Shoulder Pad
Bell Sports, Inc.
0 cites