Holtrop; James S.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Holtrop; James S..The latest application filed is for "sound insulation pad and use thereof".
- Holtrop; James S. - Washington MO
- Holtrop; James S. - Chesterfield MO
- Holtrop; James S. - South Windsor CT
| Patent | Date |
|---|---|
| Sound insulation pad and use thereof Grant 5,867,957 - Holtrop February 9, 1 | 1999-02-09 |
| Headliners having improved sound-absorbing characteristics Grant 4,851,283 - Holtrop , et al. July 25, 1 | 1989-07-25 |
| Thermoformable laminate structure Grant 4,621,013 - Holtrop , et al. * November 4, 1 | 1986-11-04 |
| Method of making a thermoformable laminate structure Grant 4,608,104 - Holtrop , et al. August 26, 1 | 1986-08-26 |
| Thermoformable polymeric foam headliners Grant 4,600,621 - Maurer , et al. July 15, 1 | 1986-07-15 |
| Laminate structure with improved acoustical absorption Grant 4,557,970 - Holtrop , et al. December 10, 1 | 1985-12-10 |
| Process for preparing a thermoformable laminate structure Grant 4,531,994 - Holtrop , et al. July 30, 1 | 1985-07-30 |
| Thermoformable laminate structure Grant 4,529,641 - Holtrop , et al. July 16, 1 | 1985-07-16 |
| Thermoformable laminate structure Grant 4,489,126 - Holtrop , et al. December 18, 1 | 1984-12-18 |
| Thermoformable laminate structure with improved acoustical absorption Grant 4,476,183 - Holtrop , et al. October 9, 1 | 1984-10-09 |
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