H10F 77/227
For emitter wrap-through [ewt] photovoltaic cells
Official title: {for emitter wrap-through [EWT] photovoltaic cells, e.g. interdigitated emitter-base back-contacts}
H10F77/227 (For emitter wrap-through [ewt] photovoltaic cells) appears on 179 US grants and 256 published applications in this corpus.
Search patents in H10F- Granted patents
- 179
- Published applications
- 256
- Assignees
- 97
- Inventors
- 435
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 8 |
| 2010 | 5 | 9 |
| 2011 | 2 | 14 |
| 2012 | 1 | 17 |
| 2013 | 6 | 20 |
| 2014 | 15 | 22 |
| 2015 | 19 | 24 |
| 2016 | 17 | 28 |
| 2017 | 12 | 16 |
| 2018 | 15 | 10 |
| 2019 | 14 | 15 |
| 2020 | 7 | 9 |
| 2021 | 6 | 4 |
| 2022 | 5 | 8 |
| 2023 | 9 | 8 |
| 2024 | 11 | 20 |
| 2025 | 10 | 10 |
| 2026 | 13 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Backside contact solar cells with separated polysilicon doped regions29 Sep 2026US 12,751,094 B2
- Electrode structure of back contact cell, back contact cell, back contact cell module, and back contact cell system29 Sep 2026US 12,751,112 B2Longi Green Energy Technology Co., Ltd.
- Solar cell, method of making, and photovoltaic module18 Aug 2026US 12,713,711 B2Zhejiang Jinko Solar Co., Ltd.
- Method for local modification of etching resistance in a silicon layer, use of this method in the production of passivation contact solar cells and thus-created solar cell4 Aug 2026US 12,701,817 B2International Solar Energy Research Center Konstanz E. V.
- Three-terminal interdigitated back contact photoelectric device14 Jul 2026US 12,684,891 B2Alliance for Energy Innovation, LLC
- Back contact solar cell, manufacturing method thereof, and photovoltaic module10 Sep 2026US 2026/0271426 A1Zhejiang Jinko Solar Co., Ltd.
- Back contact solar cell and photovoltaic module9 Jul 2026US 2026/0198130 A1Longi Green Energy Technology Co., Ltd.
- Back contact photovoltaic module18 Jun 2026US 2026/0173546 A1Jinko Solar Co., Ltd.
- Solar cell and solar cell module4 Jun 2026US 2026/0156964 A1Jinko Solar Co., Ltd.
- Solar cells formed via aluminum electroplating12 Mar 2026US 2026/0075980 A1
Most cited
By later US patents
- Solar cell arrangement180US 6,441,297 B12002
- Method of making a back contacted solar cell158US 5,468,652 ASandia Corporation · 1995
- Faceted low absorptance solar cell85US 4,427,839 AGeneral Electric Company · 1984
- Back-contact solar cells and methods for fabrication73US 7,144,751 B2Advent Solar, Inc. · 2006
- Controlled reflectance solar cell56US 4,838,952 ASpectrolab, Inc. · 1989