G01N 27/26
Investigating or analysing materials by the use of electric, electrochemical, or magnetic
Official title: by investigating electrochemical variables; by using electrolysis or electrophoresis
G01N27/26 (Investigating or analysing materials by the use of electric, electrochemical, or magnetic) appears on 18,464 US grants and 19,115 published applications in this corpus.
Search patents in G01N- Granted patents
- 18,464
- Published applications
- 19,115
- Assignees
- 5,212
- Inventors
- 31,729
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 99 | 0 |
| 1977 | 103 | 0 |
| 1978 | 123 | 0 |
| 1979 | 120 | 0 |
| 1980 | 170 | 0 |
| 1981 | 159 | 0 |
| 1982 | 160 | 0 |
| 1983 | 120 | 0 |
| 1984 | 138 | 0 |
| 1985 | 154 | 0 |
| 1986 | 164 | 0 |
| 1987 | 192 | 0 |
| 1988 | 174 | 0 |
| 1989 | 253 | 0 |
| 1990 | 239 | 0 |
| 1991 | 212 | 0 |
| 1992 | 259 | 0 |
| 1993 | 245 | 0 |
| 1994 | 282 | 0 |
| 1995 | 245 | 0 |
| 1996 | 223 | 0 |
| 1997 | 212 | 0 |
| 1998 | 255 | 0 |
| 1999 | 293 | 0 |
| 2000 | 312 | 0 |
| 2001 | 333 | 123 |
| 2002 | 343 | 504 |
| 2003 | 354 | 511 |
| 2004 | 321 | 609 |
| 2005 | 290 | 609 |
| 2006 | 288 | 487 |
| 2007 | 257 | 536 |
| 2008 | 261 | 500 |
| 2009 | 265 | 626 |
| 2010 | 343 | 704 |
| 2011 | 407 | 661 |
| 2012 | 482 | 692 |
| 2013 | 581 | 789 |
| 2014 | 653 | 1045 |
| 2015 | 721 | 1054 |
| 2016 | 684 | 985 |
| 2017 | 804 | 1063 |
| 2018 | 736 | 1009 |
| 2019 | 830 | 1056 |
| 2020 | 852 | 1004 |
| 2021 | 742 | 952 |
| 2022 | 620 | 827 |
| 2023 | 633 | 802 |
| 2024 | 599 | 774 |
| 2025 | 629 | 674 |
| 2026 | 530 | 519 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electrically patterned polycrystalline diamond compact for sensing applications6 Oct 2026US 12,754,083 B2Schlumberger Technology Corporation
- Corrosion estimation method and device6 Oct 2026US 12,754,117 B2NTT, Inc.
- Electrode holder6 Oct 2026US 12,754,156 B2Mettler-Toledo Instruments (Shanghai) Co., Ltd.
- Electrochemical sensor having an alkaline earth-modified electrolyte formulation6 Oct 2026US 12,754,157 B2Hamilton Company
- Single-cell-based electrochemical sensor based on functionalized nano-probe and application thereof6 Oct 2026US 12,754,158 B2Jiangnan University
- Electrocardiography patch8 Oct 2026US 2026/0306001 A1Bardy Diagnostics, Inc.
- Composition comprising antibody that binds to domain ii of her2 and acidic variants thereof8 Oct 2026US 2026/0308274 A1Genentech, Inc.
- A system for identifying microbial growth8 Oct 2026US 2026/0308657 A1Microplate Dx Ltd.
- Electrochemical method and sensor for pfas detection8 Oct 2026US 2026/0309668 A1B. G. Negev Technologies and Applications Ltd., At Ben-Gurion University
- Analyte sensors and sensing methods for detecting creatinine8 Oct 2026US 2026/0309669 A1Abbott Diabetes Care Inc.
Most cited
By later US patents
- Method of fabricating thin film sensors2,095US 5,391,250 AMiniMed Inc. · 1995
- Process for producing an electrochemical biosensor1,891US 6,103,033 ATheraSense, Inc. · 2000
- Method of using a small volume in vitro analyte sensor1,793US 6,120,676 ATheraSense, Inc. · 2000
- Small volume in vitro analyte sensor1,656US 6,143,164 AE. Heller & Company · 2000
- Small volume in vitro analyte sensor with diffusible or non-leachable redox mediator1,613US 6,591,125 B1TheraSense, Inc. · 2003