Inventor
Yasuteru Mukai
Inventor
Hitachi, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F28Gprimary
F28GCleaning of internal or external surfaces of heat-exchange or heat-transfer conduits, e.g. water tubes or boilers28%
F28BSteam or vapour condensers17%
B01DSeparation11%
B04CApparatus using free vortex flow, e.g. cyclones6%
B60GVehicle suspension arrangements6%
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors6%
F01KSteam engine plants6%
F16CShafts6%
F16FSprings6%
G01GWeighing6%
PatentTitleYear
11,002,311Vehicle weight measurement device20214,692,253'Method and apparatus for removing extraneous matters'19874,631,925'Apparatus for deaerating condensate in a condenser'19864,597,871'Apparatus for removing foreign matters'19864,476,917'Method of and system for cleaning cooling tubes of heat transfer units'19844,435,285'Sorting apparatus'19844,420,038'Cleaning system for heat conductive conduits of a heat exchanger'19834,390,058'Method of monitoring condenser performance and system therefor'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–1987Patents assigned to HITACHI LTD (7)· patent assignee history
1983–1987Based in Hitachi, JP· patent location history
1986Based in Ibaraki, JP· patent location history
2021Patents assigned to NSK LTD (1)· patent assignee history
2021Based in Fujisawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 7 | 1983–1987 |
| NSK LTD | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hitachi, JP | 6 | 1983–1987 |
| Fujisawa, JP | 1 | 2021 |
| Ibaraki, JP | 1 | 1986 |