C12M 41/30
Means for regulation, monitoring, measurement or control: of concentration
Official title: {of concentration}
C12M41/30 (Means for regulation, monitoring, measurement or control: of concentration) appears on 1,853 US grants and 2,848 published applications in this corpus.
Search patents in C12M- Granted patents
- 1,853
- Published applications
- 2,848
- Assignees
- 1,405
- Inventors
- 6,465
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 23 | 0 |
| 1977 | 17 | 0 |
| 1978 | 18 | 0 |
| 1979 | 11 | 0 |
| 1980 | 15 | 0 |
| 1981 | 20 | 0 |
| 1982 | 10 | 0 |
| 1983 | 8 | 0 |
| 1984 | 8 | 0 |
| 1985 | 9 | 0 |
| 1986 | 16 | 0 |
| 1987 | 21 | 0 |
| 1988 | 5 | 0 |
| 1989 | 18 | 0 |
| 1990 | 12 | 0 |
| 1991 | 10 | 0 |
| 1992 | 21 | 0 |
| 1993 | 18 | 0 |
| 1994 | 16 | 0 |
| 1995 | 19 | 0 |
| 1996 | 16 | 0 |
| 1997 | 20 | 0 |
| 1998 | 24 | 0 |
| 1999 | 26 | 0 |
| 2000 | 14 | 0 |
| 2001 | 20 | 6 |
| 2002 | 19 | 16 |
| 2003 | 13 | 20 |
| 2004 | 12 | 28 |
| 2005 | 12 | 33 |
| 2006 | 11 | 35 |
| 2007 | 11 | 29 |
| 2008 | 14 | 41 |
| 2009 | 18 | 48 |
| 2010 | 17 | 46 |
| 2011 | 26 | 59 |
| 2012 | 28 | 79 |
| 2013 | 36 | 69 |
| 2014 | 54 | 92 |
| 2015 | 48 | 99 |
| 2016 | 62 | 130 |
| 2017 | 73 | 133 |
| 2018 | 83 | 154 |
| 2019 | 101 | 157 |
| 2020 | 111 | 199 |
| 2021 | 88 | 231 |
| 2022 | 94 | 203 |
| 2023 | 109 | 229 |
| 2024 | 130 | 255 |
| 2025 | 153 | 260 |
| 2026 | 115 | 197 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Automatic analysis system6 Oct 2026US 12,753,379 B2Shimadzu Corporation
- CO2-fed photobioreactor6 Oct 2026US 12,753,380 B2Phyco2 LLC
- Methods and systems for automated counting and classifying colonies of microorganisms6 Oct 2026US 12,753,429 B2Airamatrix Private Limited
- System and method for the control of biomass conversion systems22 Sep 2026US 12,741,262 B2Takachar Limited
- Support structures for automated cell engineering systems15 Sep 2026US 12,735,670 B2Octane Biotech Inc.
- Microphysiological system devices with self-contained photonic integrated circuit sensors8 Oct 2026US 2026/0308497 A1University of Rochester
- Apparatus for quantitative study of cellular interactions with mechanical waves8 Oct 2026US 2026/0308507 A1Arizona Board of Regents on Behalf of the University of Arizona
- A system for identifying microbial growth8 Oct 2026US 2026/0308657 A1Microplate Dx Ltd.
- Detection device1 Oct 2026US 2026/0297493 A1Japan Display Inc.
- Automatic culture device and automatic culture system1 Oct 2026US 2026/0297496 A1Hitachi High-Tech Corporation
Most cited
By later US patents
- Method and system for determining bioactive substances458US 5,411,866 ANational Research Council of Canada · 1995
- Enzyme electrode and method for dextran analysis456US 4,552,840 ACalifornia and Hawaiian Sugar Company · 1985
- Method of polarographic analysis of lactic acid and lactate219US 4,467,811 AChildren's Hospital Medical Center · 1984
- System for detecting bacterial growth in a plurality of culture vials210US 5,397,709 ABecton, Dickinson and Company · 1995
- Systems and methods for particle focusing in microchannels185US 8,186,913 B2The General Hospital Corporation · 2012