G01N 2030/326
Pumps
Official title: {pumps}
G01N2030/326 (Pumps) appears on 373 US grants and 346 published applications in this corpus.
Search patents in G01N- Granted patents
- 373
- Published applications
- 346
- Assignees
- 147
- Inventors
- 685
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 7 | 0 |
| 1989 | 10 | 0 |
| 1990 | 9 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 2 | 0 |
| 1995 | 9 | 0 |
| 1996 | 0 | 0 |
| 1997 | 9 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 6 | 2 |
| 2002 | 1 | 8 |
| 2003 | 8 | 9 |
| 2004 | 9 | 13 |
| 2005 | 4 | 15 |
| 2006 | 4 | 3 |
| 2007 | 7 | 7 |
| 2008 | 8 | 9 |
| 2009 | 3 | 6 |
| 2010 | 4 | 13 |
| 2011 | 3 | 5 |
| 2012 | 8 | 12 |
| 2013 | 4 | 11 |
| 2014 | 8 | 6 |
| 2015 | 3 | 7 |
| 2016 | 11 | 16 |
| 2017 | 8 | 7 |
| 2018 | 7 | 13 |
| 2019 | 12 | 16 |
| 2020 | 12 | 19 |
| 2021 | 12 | 28 |
| 2022 | 18 | 33 |
| 2023 | 24 | 35 |
| 2024 | 28 | 20 |
| 2025 | 26 | 20 |
| 2026 | 13 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flow module selector29 Sep 2026US 12,748,083 B2Dh Co., Ltd.
- Pump unit for chromatograph11 Aug 2026US 12,704,486 B2Shimadzu Corporation
- Ion chromatography analysis system14 Jul 2026US 12,680,986 B2Shimadzu Corporation
- Methods, mediums, and systems for analytical method debugging30 Jun 2026US 12,669,516 B2Waters Technologies Ireland Limited
- Low-friction rolling plunger for a wearable drug delivery device16 Jun 2026US 12,654,187 B2Insulet Corporation
- Dac apparatus24 Sep 2026US 2026/0287562 A1Honda Motor Co., Ltd.
- Modular liquid chromatography pump system17 Sep 2026US 2026/0276605 A1Micromics Technologies LLC
- Gdv optimized injection with sample pre-compression20 Aug 2026US 2026/0243736 A1Dionex Softron GmbH
- Gas chromatograph and gas chromatographic system having an aggregate for generating hydogen16 Jul 2026US 2026/0202385 A1Koninklijke Philips N. V.
- Liquid chromatograph14 May 2026US 2026/0133165 A1Hitachi High-Tech Corporation
Most cited
By later US patents
- Devices and methods for using centripetal acceleration to drive fluid movement in a microfluidics system370US 6,319,469 B1Silicon Valley Bank · 2001
- Capillary microvalve146US 6,143,248 AGamera Bioscience Corporation · 2000
- Devices and methods for using centripetal acceleration to drive fluid movement in a microfluidics system124US 6,709,869 B2Tecan Trading AG · 2004
- Pumping apparatus for delivering liquid at high pressure112US 4,883,409 A1989
- Latching and sealing device102US 4,804,290 A1989