Inventor
Toshikazu Harashima
Inventor
Tokyo, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F04Cprimary
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids46%
F01CRotary-piston or oscillating-piston machines or engines42%
F04BPositive-displacement machines for liquids4%
F16DCouplings for transmitting rotation4%
F24FAir-conditioning4%
PatentTitleYear
10,907,636Package-type compressor202110,704,549Screw compressor having a discharging passage with enlarged cross section area202010,514,037Liquid feeding type screw compressor201910,082,141Scroll-type fluid machine20189,790,943'Scroll-type fluid machine with grease-lubricated orbiting bearing'20179,518,580'Scroll type fluid machine'20168,979,515'Scroll-type fluid machine with grease-lubricated orbiting bearing'20158,967,986'Scroll fluid machine having seal member with plural linear cut arrangement'20158,328,544'Bearings of a scroll type machine with crank mechanism'20128,186,980'Scroll-type fluid machine that reduces centrifugal force of an orbiting scroll'20126,224,357'Scroll fluid machine having an orbiting radius varying mechanism and a clearance between the wrap portions'20015,934,890'Scroll fluid machine having a rotating preventing mechanism including a resilient member'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2021Based in Tokyo, JP· patent location history
2012–2015Patents assigned to HARASHIMA TOSHIKAZU (4)· patent assignee history
2012–2015Patents assigned to HITACHI IND EQUIPMENT SYS (3)· patent assignee history
2012–2015Patents assigned to IWANO KIMINORI (3)· patent assignee history
2012–2015Patents assigned to KANEMOTO YOSHIYUKI (2)· patent assignee history
2012–2017Based in Tama, JP· patent location history
2016–2021Patents assigned to HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD (6)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD | 6 | 2016–2021 |
| HARASHIMA TOSHIKAZUself | 4 | 2012–2015 |
| HITACHI IND EQUIPMENT SYS | 3 | 2012–2015 |
| IWANO KIMINORI | 3 | 2012–2015 |
| KANEMOTO YOSHIYUKI | 2 | 2012–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 8 | 1999–2021 |
| Tama, JP | 4 | 2012–2017 |