AH

Alan Ernest Kinnaird Holbrook

EL Edwards Limited: 21 patents #4 of 195Top 3%
TL The Boc Group Limited: 2 patents #46 of 253Top 20%
Overall (All Time): #177,948 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
12359665 Vacuum pump with reduced seal requirements Cainan Long, Nigel Paul Schofield 2025-07-15
12258963 Scroll pump with fluid recirculation valve David Bedwell, Nigel Paul Schofield 2025-03-25
12173707 Adjustable scroll pump Nigel Paul Schofield, David Bedwell 2024-12-24
12049891 Scroll pump having a biasing apparatus for axially movable fixed and orbiting scrolls against each other via first and second pads that formed material from fixed and orbiting scrolls Nigel Paul Schofield 2024-07-30
12025128 Scroll pump with a plurality of bellows sealing a plurality of adjustment members Nigel Paul Schofield 2024-07-02
11821427 Multiple stage vacuum pump David Bedwell 2023-11-21
11421689 Pump assembly with sealing protrusion on stator bore portion Nigel Paul Schofield 2022-08-23
11255326 Offset stator bores for pump sealing David Bedwell 2022-02-22
10968909 Pump comprising a proximity sensor Phillip North, Kanstantinos Karoulas, Benjamin Raymond Wooller 2021-04-06
10767653 Vacuum pump Paul Milner 2020-09-08
10539123 Pressure regulating apparatus including conduit Neil Turner, Jack Raymond Tattersall, Matthew Richard Wickes 2020-01-21
9879677 Vacuum pump Sivabalan Kailasam 2018-01-30
9739278 Multi-stage vacuum pump Sivabalan Kailasam, Ross Gordon Eadie 2017-08-22
9631630 Bearing carrier for a pump Clive Frederick Collie, David Bedwell 2017-04-25
9551333 Vacuum pump with longitudinal and annular seals Neil Turner, Stephen Dowdeswell, Sivabalan Kailasam 2017-01-24
9353748 Scroll pump having tip seal containing engaging portions intermediate nonengaging portions that interface with a scroll base Miles Geoffery Hockliffe, Ian David Stones 2016-05-31
9353746 Scroll pump Miles Geoffery Hockliffe, Ian David Stones 2016-05-31
9297384 Scroll pump with overpressure exhaust Ian David Stones, Miles Geoffery Hockliffe 2016-03-29
9297381 Switchable single-start or multi-start scroll pump Miles Geoffery Hockliffe 2016-03-29
8851868 Scroll compressor including flow path with differing axial extents Ian David Stones 2014-10-07
8747087 Scroll pump having pockets formed in an axial end face of a scroll wall Clive Frederick Collie 2014-06-10
5573387 Vacuum pumps 1996-11-12
5419689 Vacuum pump having oil-actuated inlet valve 1995-05-30