F04B 2203/0213
Pulses per unit of time
Official title: Pulses per unit of time (pulse motor)
F04B2203/0213 (Pulses per unit of time) appears on 24 US grants and 16 published applications in this corpus.
Search patents in F04B- Granted patents
- 24
- Published applications
- 16
- Assignees
- 19
- Inventors
- 43
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 3 |
| 2015 | 1 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 2 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pinching control of peristaltic pumps13 Jan 2026US 12,523,217 B1L'oreal
- System and method for an early warning system for mitigating high frequency common mode (L-G) phenomena and associated affects on electrical submersible pumps mechanical run life3 Dec 2024US 12,160,146 B2Magney Grande Distribution Inc.
- Air conditioner provided with means for predicting and detecting failure in compressor and method for predicting and detecting the failure22 Mar 2022US 11,280,530 B2Hitachi-Johnson Controls Air Conditioning, Inc.
- Method and apparatus for high frequency common mode (L-G) phenomena and associated affect on ESP and mechnical run life22 Jun 2021US 11,043,882 B2Magney Grande Distribution Inc.
- Adaptive flow control25 Aug 2020US 10,753,356 B2Graco Minnesota Inc.
- System and method for an early warning system for mitigating high frequency common mode phenomena and associated affects on electrical submersible pumps mechanical run life22 May 2025US 2025/0167640 A1Magney Grande Distribution Inc.
- System and method for an early warning system for mitigating high frequency common mode (l-g) phenomena and associated affects on electrical submersible pumps mechanical run life13 Apr 2023US 2023/0110823 A1Magney Grande Distribution Inc.
- System and method for a mitigating high frequency common mode (l-g) phenomena and associated affects on electrical submersible pumps mechanical run life30 Dec 2021US 2021/0408876 A1Magney Grande Distribution Inc.
- Method and apparatus for high frequency common mode (l-g) phenomena and associated affect on esp and mechnical run life12 Nov 2020US 2020/0358341 A1Magney Grande Distribution Inc.
- System and method for a mitigating high frequency common mode (l-g) phenomena and associated affects on electrical submersible pumps mechanical run life7 Feb 2019US 2019/0044421 A1Magney Grande Distribution Inc.
Most cited
By later US patents
- Volumetric flow equalizing drive control wheel109US 6,064,797 AB. Braun Medical Inc. · 2000
- System and method for increased flow uniformity78US 6,193,480 B1Alaris Medical Systems, Inc. · 2001
- Variable step rate precision pumping apparatus66US 5,932,987 AMillipore Corporation · 1999
- System for increasing flow uniformity40US 5,716,194 AIVAC Medical Systems, Inc. · 1998
- Method for controlling variable speed drive with chiller equipped with multiple compressors39US 6,370,888 B1Carrier Corporation · 2002