E04D 3/366
By closing the space between the slabs or sheets by gutters, bulges
Official title: by closing the space between the slabs or sheets by gutters, bulges, or bridging elements, e.g. strips
E04D3/366 (By closing the space between the slabs or sheets by gutters, bulges) appears on 185 US grants and 104 published applications in this corpus.
Search patents in E04D- Granted patents
- 185
- Published applications
- 104
- Assignees
- 104
- Inventors
- 261
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 6 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 7 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 3 |
| 2002 | 4 | 3 |
| 2003 | 0 | 5 |
| 2004 | 2 | 6 |
| 2005 | 3 | 4 |
| 2006 | 1 | 4 |
| 2007 | 2 | 4 |
| 2008 | 2 | 5 |
| 2009 | 1 | 8 |
| 2010 | 6 | 5 |
| 2011 | 3 | 6 |
| 2012 | 4 | 5 |
| 2013 | 7 | 3 |
| 2014 | 6 | 3 |
| 2015 | 7 | 2 |
| 2016 | 0 | 4 |
| 2017 | 2 | 4 |
| 2018 | 3 | 3 |
| 2019 | 3 | 2 |
| 2020 | 4 | 5 |
| 2021 | 4 | 4 |
| 2022 | 2 | 4 |
| 2023 | 5 | 5 |
| 2024 | 5 | 4 |
| 2025 | 4 | 1 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Solar cell module panel263US 5,409,549 ACanon Kabushiki Kaisha · 1995
- Photovoltaic roof system248US 5,232,518 AUnited Solar Systems Corporation · 1993
- Photovoltaic module and a photovoltaic apparatus243US 5,571,338 ASanyo Electric Co., Ltd. · 1996
- Photovoltaic roof and method of making same227US 5,092,939 AUnited Solar Systems Corporation · 1992
- Solar panel220US 5,164,020 ASolarex Corporation · 1992