Mattson; John P.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Mattson; John P..The latest application filed is for "black liquid absorbing solar collector".
- Mattson; John P. - Ducksberry MA
- Mattson; John P. - Duxbury MA
| Patent | Date |
|---|---|
| Black liquid absorbing solar collector Grant 4,287,882 - Mattson * September 8, 1 | 1981-09-08 |
| Black liquid absorbing solar collector Grant 4,210,128 - Mattson July 1, 1 | 1980-07-01 |
| Solar energy heat collector Grant 4,178,911 - Mattson December 18, 1 | 1979-12-18 |
| Solar energy collector Grant 4,076,015 - Mattson February 28, 1 | 1978-02-28 |
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