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Arita; Isao Patent Filings

Arita; Isao

Patent Applications and Registrations

Patent applications and USPTO patent grants for Arita; Isao.The latest application filed is for "multi-gray level display apparatus and method of displaying an image at many gray levels".

Company Profile
0.5.0
  • Arita; Isao - Tokyo JP
  • Arita; Isao - Hirakata JP
  • Arita; Isao - Kawasaki JP
*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
Multi-gray level display apparatus and method of displaying an image at many gray levels
Grant 6,020,869 - Sasaki , et al. February 1, 2
2000-02-01
Clearer device for bottom draft roller
Grant 4,785,507 - Miyazaki , et al. November 22, 1
1988-11-22
Exposure computation circuit
Grant 4,243,308 - Yamada , et al. January 6, 1
1981-01-06
Exposure computation circuit
Grant 4,139,289 - Yamada , et al. February 13, 1
1979-02-13
Exposure computation system
Grant 4,048,643 - Arita September 13, 1
1977-09-13

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