Inventor
John Davis
Inventor
Amersham, GB
Overview
Patents· 25 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation22%
G01NInvestigating or analysing materials by determining their chemical or physical properties22%
Y10TTechnical subjects covered by former us classification10%
F16DCouplings for transmitting rotation6%
H02KDynamo-electric machines6%
B23CMilling5%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling5%
F01MLubricating of machines or engines in general5%
F01PCooling of machines or engines in general5%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids3%
PatentTitleYear
10,758,988Method for conducting maintenance on a chromatography column202010,480,507Gerotor assembly having an oil groove201910,087,794Oil pan with dedicated drain for positive crankcase ventilation201810,018,083Lubricating fluid system for a vehicle with self compensation plate20189,687,756'Chromatography column stand'20179,144,754'System and method for the automation of column and media packing'20158,864,997'Method for conducting maintenance on a chromatography column'20148,663,477'Chromatography column stand'20148,632,679'Chromatography column and method of maintenance'20148,607,829'System and method for the automation of column and media packing'20138,343,349'Chromatography column and maintenance method'20138,246,833'Chromatography column and maintenance method'2012D0639980'Chromatography column'20117,785,473'Chromatography column and method of maintenance'20107,780,853'Method for conducting maintenance on a chromatography column'20107,708,891'Chromatography column and method of maintenance'20107,215,667'System and method for communicating IPSec tunnel packets with compressed inner headers'20076,936,166'Endpiece for a chromatography column'20056,576,124'Chromatography device'20035,994,810'Integral steel-aluminum ring for eddy current activated friction clutch'19995,636,719'Rotational control apparatus'19975,613,586'Rotational control apparatus'19975,611,415'Rotational control apparatus'19975,191,002'Method and compositions for a floor care maintenance system'19934,468,156'Underwater structure and method for its construction'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–1999Patents assigned to HORTON INC (4)· patent assignee history
1997–1999Based in Tonka Bay, MN, US· patent location history
2005–2020Based in Uppsala, SE· patent location history
2010–2020Patents assigned to GE HEALTHCARE BIO SCIENCES AB (11)· patent assignee history
2010–2014Based in Amersham, GB· patent location history
2012–2014Patents assigned to DAVIS JOHN (6)· patent assignee history
2012–2014Patents assigned to DAMBULEFF KYRIL (4)· patent assignee history
2012–2017Based in Singapore, SG· patent location history
2018–2019Patents assigned to GM GLOBAL TECH OPERATIONS LLC (3)· patent assignee history
2018–2019Based in Hartland, MI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GE HEALTHCARE BIO SCIENCES AB | 11 | 2010–2020 |
| DAVIS JOHNself | 6 | 2012–2014 |
| DAMBULEFF KYRIL | 4 | 2012–2014 |
| HORTON INC | 4 | 1997–1999 |
| GM GLOBAL TECH OPERATIONS LLC | 3 | 2018–2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Amersham, GB | 5 | 2010–2014 |
| Singapore, SG | 4 | 2012–2017 |
| Tonka Bay, Minnesota, US | 4 | 1997–1999 |
| Hartland, MI, US | 3 | 2018–2019 |
| Uppsala, SE | 2 | 2005–2020 |