Inventor · disambiguated record
Tsutomu Takekawa
Also filed as: TAKEKAWA TSUTOMU
15 granted patents·1 pending application·42 citations·filing 1998–2005
89Inventor score
Technology areasH01J
Top patents by PatentIndex Score
16 records- 0168US6404149B1Cathode ray tube apparatusTOSHIBA KK·Filed 2000·Granted Jun 11, 2002·8 cites·11 claims
- 0257US6586868B1Color cathode-ray tube apparatus with multi-lens electron focusing and yoke deflectionTOSHIBA KK·Filed 2000·Granted Jul 1, 2003·4 cites·8 claims
- 0357US6489736B1Color cathode ray tube apparatusTOSHIBA KK·Filed 2000·Granted Dec 3, 2002·4 cites·14 claims
- 0457US6335597B1Color cathode-ray tube apparatusTOSHIBA KK·Filed 2000·Granted Jan 1, 2002·4 cites·6 claims
- 0551US6703775B2Color cathode ray tube apparatus with an electron gun having an intermediate electrodeTOSHIBA KK·Filed 2001·Granted Mar 9, 2004·2 cites·6 claims
- 0651US6538397B1Color cathode-ray tube apparatusTOSHIBA KK·Filed 2000·Granted Mar 25, 2003·2 cites·10 claims
- 0747US6646370B2Cathode-ray tube apparatusTOSHIBA KK·Filed 2001·Granted Nov 11, 2003·1 cites·8 claims
- 0845US7307378B2In-line type electron gun and color cathode ray tube apparatus using the sameMATSUSHITA TOSHIBA PICTURE·Filed 2005·Granted Dec 11, 2007·0 cites·4 claims
- 0945US5994826AColor cathode ray tubeTOSHIBA KK·Filed 1998·Granted Nov 30, 1999·7 cites·10 claims
- 1043US7135813B2Color Braun tube apparatus with non-circular electron beam passage apertureMATSUSHITA TOSHIBA PICTURE·Filed 2005·Granted Nov 14, 2006·0 cites·6 claims
- 1143US6339284B1Color cathode ray tube apparatus having auxiliary grid electrodesTOSHIBA KK·Filed 1999·Granted Jan 15, 2002·6 cites·9 claims
- 1243US2005258731A1Color cathode ray tube apparatusMATSUSHITA TOSHIBA PICTURE·Filed 2005·Application pending·0 cites
- 1340US7030548B2Cathode-ray tube apparatusTOSHIBA KK·Filed 2004·Granted Apr 18, 2006·0 cites·21 claims
- 1439US7122977B2Cathode-ray tube apparatusTOSHIBA KK·Filed 2004·Granted Oct 17, 2006·0 cites·17 claims
- 1539US6396202B2Electron gun structure including cathode support strap with opening portionTOSHIBA KK·Filed 1999·Granted May 28, 2002·4 cites·2 claims
- 1631US6853122B2Cathode-ray tube apparatusTOSHIBA KK·Filed 2001·Granted Feb 8, 2005·0 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Tsutomu Takekawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →