B05B 5/00
Electrostatic spraying apparatus
Official title: Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
B05B5/00 (Electrostatic spraying apparatus) appears on 2,632 US grants and 2,034 published applications in this corpus.
Search patents in B05B- Granted patents
- 2,632
- Published applications
- 2,034
- Assignees
- 1,047
- Inventors
- 4,394
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 37 | 0 |
| 1977 | 27 | 0 |
| 1978 | 37 | 0 |
| 1979 | 26 | 0 |
| 1980 | 38 | 0 |
| 1981 | 32 | 0 |
| 1982 | 48 | 0 |
| 1983 | 48 | 0 |
| 1984 | 34 | 0 |
| 1985 | 46 | 0 |
| 1986 | 43 | 0 |
| 1987 | 49 | 0 |
| 1988 | 60 | 0 |
| 1989 | 61 | 0 |
| 1990 | 49 | 0 |
| 1991 | 49 | 0 |
| 1992 | 51 | 0 |
| 1993 | 45 | 0 |
| 1994 | 48 | 0 |
| 1995 | 37 | 0 |
| 1996 | 37 | 0 |
| 1997 | 50 | 0 |
| 1998 | 67 | 0 |
| 1999 | 65 | 0 |
| 2000 | 51 | 0 |
| 2001 | 54 | 22 |
| 2002 | 63 | 67 |
| 2003 | 53 | 75 |
| 2004 | 72 | 73 |
| 2005 | 42 | 72 |
| 2006 | 33 | 72 |
| 2007 | 30 | 74 |
| 2008 | 30 | 62 |
| 2009 | 31 | 92 |
| 2010 | 46 | 91 |
| 2011 | 59 | 68 |
| 2012 | 60 | 68 |
| 2013 | 58 | 76 |
| 2014 | 59 | 95 |
| 2015 | 79 | 95 |
| 2016 | 58 | 90 |
| 2017 | 77 | 92 |
| 2018 | 70 | 80 |
| 2019 | 76 | 92 |
| 2020 | 75 | 94 |
| 2021 | 73 | 103 |
| 2022 | 69 | 101 |
| 2023 | 53 | 86 |
| 2024 | 71 | 81 |
| 2025 | 76 | 71 |
| 2026 | 30 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B05B 5/025Discharge apparatus1,802
- B05B 5/08Plant for applying liquids or other fluent materials to objects762
- B05B 5/16Arrangements for supplying liquids or other fluent material683
- B05B 5/001Incorporating means for heating or cooling146
- B05B 5/005The high voltage supplied to an electrostatic spraying apparatus being adjustable during60
- B05B 5/002Comprising means for neutralising the spray of charged droplets or particules59
- B05B 5/007The high voltage supplied to an electrostatic spraying apparatus during spraying operation19
- B05B 5/06Electrostatic spraying apparatus: using electric arc5
Recent patents
- Voltage-assisted painting system8 Sep 2026US 12,728,433 B2Nissan North America, Inc.
- Processes for the manufacture of conductive particle films for lithium ion batteries and lithium ion batteries8 Sep 2026US 12,731,776 B2Dragonfly Energy Corp.
- Annular effervescent nozzle11 Aug 2026US 12,702,989 B2Genesee Valley Innovations, LLC
- Electrostatic atomizer4 Aug 2026US 12,697,632 B2Carlisle Fluid Technologies, Inc.
- Spray ionization device14 Jul 2026US 12,678,810 B2National Institute of Advanced Industrial Science and Technology
- Robot monitoring device for coating machine, control device for robot system, and control method for robot system1 Oct 2026US 2026/0295617 A1Kawasaki Jukogyo Kabushiki Kaisha
- Particles comprising a therapeutic or diagnostic agent and suspensions and methods of use thereof10 Sep 2026US 2026/0263367 A1Halozyme Hypercon, Inc.
- Liquid dispensing system with internal recirculation3 Sep 2026US 2026/0257233 A1
- Electrostatic coating system20 Aug 2026US 2026/0241397 A1AM Batteries, Inc.
- Drive turbine for a rotary atomizer13 Aug 2026US 2026/0233239 A1
Most cited
By later US patents
- Dispensing device and method for forming material260US 6,252,129 B1Electrosols, Ltd. · 2001
- Fibrillar product of electrostatically spun organic material222US 4,043,331 AImperial Chemical Industries PLC · 1977
- Insulated needle for forming an electrospray201US 5,223,226 AMillipore Corporation · 1993
- Nebulizer device201US 5,511,726 ABattelle Memorial Institute · 1996
- Chucks and methods for positioning multiple objects on a substrate201US 5,788,814 ADavid Sarnoff Research Center, Inc. · 1998