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  1. Technology classes
  2. /H · Electricity
  3. /H01 · Electric elements
  4. /H01J · Electric discharge tubes or discharge lamps
  5. /H01J 2203/00 · Electron or ion optical arrangements common to discharge tubes or lamps
  6. /H01J 2203/02 · Electron guns
  7. /H01J 2203/0204 · Using cold cathodes
  8. /H01J 2203/0268 · Insulation layer
  9. /H01J 2203/028 · Characterised by the shape
  10. /H01J 2203/0284
H01J 2203/0284

Dimensions of openings

H01J2203/0284 (Dimensions of openings) appears on 3 US grants and 4 published applications in this corpus.

Search patents in H01J

Where it sits

  1. HElectricity
  2. H01Electric elements
  3. H01JElectric discharge tubes or discharge lamps
  4. H01J 2203/00Electron or ion optical arrangements common to discharge tubes or lamps
  5. H01J 2203/02Electron guns
  6. H01J 2203/0204Using cold cathodes
  7. H01J 2203/0268Insulation layer
  8. H01J 2203/028Characterised by the shape
  9. H01J 2203/0284Dimensions of openings
Granted patents
3
Published applications
4
Assignees
3
Inventors
7
Latest grant
24 Jan 2017

Filings by year

Granted patentsPublished applications
H01J 2203/0284: granted patents and published applications per publication year
YearGranted patentsPublished applications
201301
201400
201500
201623
201710

20132014201520162017

By publication year.

Recent patents

  • Field emission cathode and field emission device24 Jan 2017US 9,552,953 B2Hon Hai Precision Industry Co., Ltd.
  • Method for making field emission cathode12 Apr 2016US 9,312,089 B2Hon Hai Precision Industry Co., Ltd.
  • Field emission cathode and field emission device2 Feb 2016US 9,251,988 B1Hon Hai Precision Industry Co., Ltd.
  • Field emission cathode and field emission device14 Jan 2016US 2016/0013005 A1Hon Hai Precision Industry Co., Ltd.
  • Field emission cathode and field emission device14 Jan 2016US 2016/0013006 A1Hon Hai Precision Industry Co., Ltd.
  • Method for making field emission cathode14 Jan 2016US 2016/0013007 A1Hon Hai Precision Industry Co., Ltd.
  • Corrugated Dielectric for Reliable High-current Charge-emission Devices26 Dec 2013US 2013/0342098 A1SRI International

Most cited

By later US patents
  • Field emission cathode and field emission device1US 9,251,988 B1Hon Hai Precision Industry Co., Ltd. · 2016

Top assignees

Documents
  • Hon Hai Precision Industry Co., Ltd.6
  • TUTsinghua University6
  • SRI International1

Often classified with

  • Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4
  • B82YSpecific uses or applications of nanostructures2

Documents that also carry the other class.

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