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1946184 | Abbot | Feb 1934 | A |
2133649 | Abbot | Oct 1938 | A |
2547746 | Cook | Apr 1951 | A |
2886885 | Reid, Jr. | May 1959 | A |
3113790 | Mattiessen | Dec 1963 | A |
3834741 | Drake | Sep 1974 | A |
3837685 | Miller | Sep 1974 | A |
3901539 | Ijzerman | Aug 1975 | A |
4133298 | Hayama | Jan 1979 | A |
4159712 | Legg | Jul 1979 | A |
4186725 | Schwartz | Feb 1980 | A |
4202322 | Delgado et al. | May 1980 | A |
4216980 | Shreve | Aug 1980 | A |
4273104 | Uroshevich | Jun 1981 | A |
4281637 | Wilson | Aug 1981 | A |
4311130 | Noose | Jan 1982 | A |
4326503 | Geier et al. | Apr 1982 | A |
4523578 | Mahdjuri Sabet | Jun 1985 | A |
4911206 | Gropp et al. | Mar 1990 | A |
4987883 | Watkins et al. | Jan 1991 | A |
5074279 | Sainsbury | Dec 1991 | A |
5134990 | Bradfield | Aug 1992 | A |
5471783 | McLean | Dec 1995 | A |
6109661 | Cwik et al. | Aug 2000 | A |
6155250 | Mieda et al. | Dec 2000 | A |
6324870 | Chabin et al. | Dec 2001 | B1 |
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100 36 746 | Jan 2002 | DE |
0 286 281 | Oct 1998 | EP |
2 771 849 | Jun 1999 | FR |
Entry |
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European Patent Office: Patent Abstracts of Japan, Abstract for JP 59021942, Takeru, “Heat Collecting Apparatus Utilizing Solar Heat” (Feb. 4, 1984). |
European Patent Office: Patent Abstracts of Japan, Abstract of JP 60093252, Hiromitsu, “Solar Heat Collector” (May 25, 1985). |