G01N 27/4143
Air gap between gate and channel, i.e. suspended gate [sg] fets
Official title: {Air gap between gate and channel, i.e. suspended gate [SG] FETs (work function measurement per se G01N27/002)}
G01N27/4143 (Air gap between gate and channel, i.e. suspended gate [sg] fets) appears on 71 US grants and 83 published applications in this corpus.
Search patents in G01N- Granted patents
- 71
- Published applications
- 83
- Assignees
- 28
- Inventors
- 121
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 3 | 2 |
| 2006 | 1 | 3 |
| 2007 | 0 | 5 |
| 2008 | 1 | 4 |
| 2009 | 2 | 5 |
| 2010 | 4 | 2 |
| 2011 | 4 | 3 |
| 2012 | 4 | 18 |
| 2013 | 11 | 8 |
| 2014 | 7 | 3 |
| 2015 | 4 | 4 |
| 2016 | 6 | 2 |
| 2017 | 0 | 3 |
| 2018 | 1 | 2 |
| 2019 | 1 | 1 |
| 2020 | 1 | 5 |
| 2021 | 1 | 2 |
| 2022 | 2 | 3 |
| 2023 | 2 | 0 |
| 2024 | 2 | 3 |
| 2025 | 3 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Biosensor and a biosensing kit14 Jul 2026US 12,681,012 B2Iq Biozoom Sp. Z O. O.
- Method for fabricating wafer scale/nano submicron gap electrodes and arrays via photolithography23 Dec 2025US 12,507,454 B2Wayne State University
- Chemical sensor with air via13 May 2025US 12,298,271 B2Life Technologies Corporation
- Method of sensing on a FET-type gas sensor using charge storage engineering effect11 Feb 2025US 12,222,315 B2Seoul National University R&Db Foundation
- Semiconductor-based chemical detection device16 Jul 2024US 12,038,406 B2Life Technologies Corporation
- Fet gas sensor device22 May 2025US 2025/0164439 A1Swesensi AB
- Semiconductor-Based Chemical Detection Device20 Jun 2024US 2024/0201127 A1Life Technologies Corporation
- Method for fabricating wafer scale/nano submicron gap electrodes and arrays via photolithography11 Apr 2024US 2024/0120389 A1Wayne State University
- Biosensor and a biosensing kit7 Mar 2024US 2024/0077476 A1Iq Biozoom Sp. Z O. O.
- Method of sensing on a fet-type gas sensor using charge storage engineering effect1 Dec 2022US 2022/0381727 A1Seoul National University R&Db Foundation
Most cited
By later US patents
- One-transistor pixel array166US 8,217,433 B1Life Technologies Corporation · 2012
- Two-transistor pixel array122US 8,247,849 B2Life Technologies Corporation · 2012
- Chemical detection circuit including a serializer circuit59US 8,487,790 B2Life Technologies Corporation · 2013
- Method of forming suspended gate, chemically sensitive field-effect transistor57US 4,671,852 AThe Standard Oil Company · 1987
- Chemical detection device having multiple flow channels56US 8,983,783 B2Life Technologies Corporation · 2015