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Patent applications and USPTO patent grants for Puchalski; Ione G..The latest application filed is for "protective head covering having impact absorbing crumple zone".
Patent | Date |
---|---|
Protective head covering having impact absorbing crumple or shear zone Grant 7,076,811 - Puchalski July 18, 2 | 2006-07-18 |
Protective head covering having impact absorbing crumple zone Grant 6,996,856 - Puchalski February 14, 2 | 2006-02-14 |
Protective head covering having impact absorbing crumple zone App 20050257312 - Puchalski, Ione G. | 2005-11-24 |
Protective head covering having impact absorbing crumple or shear zone App 20040255369 - Puchalski, Ione G. | 2004-12-23 |
Sports helmet having impact absorbing crumple or shear zone Grant 6,751,808 - Puchalski June 22, 2 | 2004-06-22 |
Sports helmet having impact absorbing crumple or shear zone App 20040045078 - Puchalski, Ione G. | 2004-03-11 |
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