Inventor · disambiguated record
Kazumasa Hirayama
Also filed as: HIRAYAMA KAZUMASA
8 granted patents·21 citations·filing 1997–2001
81Inventor score
Files withTOSHIBA KK8
Top patents by PatentIndex Score
8 records- 0152US6731054B1Shadow mask, cathode ray tube, method and apparatus for manufacturing shadow maskTOSHIBA KK·Filed 2000·Granted May 4, 2004·2 cites·8 claims
- 0248US6589092B2Cleaning method and cleaning apparatus of shadow maskTOSHIBA KK·Filed 2001·Granted Jul 8, 2003·1 cites·12 claims
- 0339US6325901B1Method of producing a cathode-ray tube and apparatus thereforTOSHIBA KK·Filed 1997·Granted Dec 4, 2001·8 cites·12 claims
- 0437US6264520B1Method of and apparatus for sealing color cathode-ray tubeTOSHIBA KK·Filed 1999·Granted Jul 24, 2001·4 cites·12 claims
- 0531US6583812B1Method and apparatus for inspecting phosphor screen of cathode ray tubeTOSHIBA KK·Filed 1998·Granted Jun 24, 2003·4 cites·19 claims
- 0629US6514110B1Deflection yoke adjustment apparatus for a cathode ray tubeTOSHIBA KK·Filed 1999·Granted Feb 4, 2003·2 cites·14 claims
- 0726US6461668B2Method and apparatus for manufacturing cathode ray tubeTOSHIBA KK·Filed 1999·Granted Oct 8, 2002·0 cites·21 claims
- 0818US6520818B1Method for manufacturing cathode ray tube and manufacturing apparatusTOSHIBA KK·Filed 1999·Granted Feb 18, 2003·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →