Inventor · disambiguated record
Katsuyoshi Tamura
Also filed as: TAMURA KATSUYOSHI
8 granted patents·111 citations·filing 1977–2003
86Inventor score
Files withHITACHI LTD8
Top patents by PatentIndex Score
8 records- 0186US4168450ASlot type shadow maskHITACHI LTD·Filed 1977·Granted Sep 18, 1979·25 cites·5 claims
- 0283US5025490ACathode-ray tube with its display front protected from undesirable electrificationHITACHI LTD·Filed 1989·Granted Jun 18, 1991·33 cites·23 claims
- 0377US6486596B1Braun color cathode ray tube having shadow mask horizontal pitch noveltyHITACHI LTD·Filed 2000·Granted Nov 26, 2002·14 cites·21 claims
- 0475US6642642B1Color cathode ray tube having curved shadow mask with arrangement of holes therein and improved mechanical strengthHITACHI LTD·Filed 2000·Granted Nov 4, 2003·12 cites·25 claims
- 0571US4408230APhotosensor array deviceHITACHI LTD·Filed 1981·Granted Oct 4, 1983·20 cites·2 claims
- 0648US4731557ALiquid cooling type projection picture tubeHITACHI LTD·Filed 1986·Granted Mar 15, 1988·7 cites·10 claims
- 0745US6870307B2Cooling structure of a projection tubeHITACHI LTD·Filed 2003·Granted Mar 22, 2005·0 cites·14 claims
- 0844US6696777B2Cooling structure of a projection tubeHITACHI LTD·Filed 2001·Granted Feb 24, 2004·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →