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name:-0.00046205520629883
name:-0.0042829513549805
name:-0.00049090385437012
Chen; Winston H. Patent Filings

Chen; Winston H.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chen; Winston H..The latest application filed is for "drop charging method for liquid drop recording".

Company Profile
0.3.0
  • Chen; Winston H. - San Jose CA
  • Chen; Winston H. - Vestal NY
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Drop charging method for liquid drop recording
Grant 3,947,851 - Chen , et al. March 30, 1
1976-03-30
Ink Jet Recording Method And Apparatus
Grant 3,846,800 - Chen November 5, 1
1974-11-05
Device For Retention Of Ink Jet Nozzle Clogging And Ink Spraying
Grant 3,839,721 - Chen , et al. October 1, 1
1974-10-01
Company Registrations
SEC0000898396CHEN WINSTON H

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