← Back to Patent Explorer
JPH0799862B2 Expired / Lapsed JP ⏱️ 0.0 years remaining

Gradation correction device

Assignee: Panasonic Corp
•
Filing: 1991-03-22
•
Granted: —
•
Expires: 2011-03-22
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 敏昭 辻
  • 👤 敦久 影山

Bibliographic Details

Application Number —
Jurisdiction JP
Data Source google_patents
Last Synchronized 2026-11-09 12:11
CPC Classifications
G; G06; G06T; G06T5/00; G06T5/90; G06T5/92; H; H04; H04N; H04N5/00; H04N5/14; H04N5/147; G06T5/40; H04N19/00; H04N19/10; H04N19/134; H04N19/142; H04N19/169; H04N19/179; H04N19/85; H04N19/87; H04N5/20

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Maintenance schedule is calculated for granted US utility patents.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag