Title:
放射線測定のためのイオンチャンバ
Document Type and Number:
Japanese Patent JP7014707
Kind Code:
B2
Abstract:
An ion chamber has a chamber having an interior volume. There is a first electrode and a second electrode in the chamber and separated by a gap. A collector electrode is positioned between the first electrode and the second electrode. The collector electrode is shaped to occlude a portion of the first electrode from the second electrode.
Inventors:
Ivan Kaurikou
Ayad kishawi
Ayad kishawi
Application Number:
JP2018502740A
Publication Date:
February 01, 2022
Filing Date:
July 22, 2016
Export Citation:
Assignee:
ViewRay Technologies, Inc.
International Classes:
G01T1/185; A61N5/10; G01T1/29; H01J40/06
Domestic Patent References:
| JP52138985A | ||||
| JP9292468A | ||||
| JP56154685A | ||||
| JP4132990A | ||||
| JP50053083A | ||||
| JP49107284A | ||||
| JP1285889A | ||||
| JP8509550A | ||||
| JP9510776A | ||||
| JP50058494A | ||||
| JP8510084A |
Foreign References:
| US5072123 | ||||
| US3414726 | ||||
| WO2008006198A1 | ||||
| US5796110 | ||||
| US4751391 |
Attorney, Agent or Firm:
Satoshi Murakoshi