Inventor · disambiguated record
Katsunori Utsumi
Also filed as: UTSUMI KATSUNORI
5 granted patents·4 pending applications·127 citations·filing 1996–2005
81Inventor score
Top patents by PatentIndex Score
9 records- 0165US5796816ADevice and method for cleaning telephone number listJINTEC CORP·Filed 1996·Granted Aug 18, 1998·51 cites·5 claims
- 0261US5636267ACleaning system for telephone number listJINTEC CORP·Filed 1996·Granted Jun 3, 1997·52 cites·5 claims
- 0352US6687361B1Electronic exchange and key telephone systemTOSHIBA KK·Filed 2000·Granted Feb 3, 2004·1 cites·21 claims
- 0452US2001018681A1Personal information verification method in electronic-commerce systemFiled 2001·Application pending·0 cites
- 0550US2005125344A1Personal information verification method in electronic-commerce systemFiled 2005·Application pending·0 cites
- 0639US2001021248A1Personal information verification method in call centerFiled 2001·Application pending·0 cites
- 0739US2001028710A1Exchange system, telephone exchange apparatus, and computer apparatusTOSHIBA KK·Filed 2001·Application pending·0 cites
- 0833US5974119ACredit status checking system for transaction processing system and checking method thereforJINTEC CORP·Filed 1998·Granted Oct 26, 1999·20 cites·12 claims
- 0929US6449360B1Cleaning method for telephone number list and system implemented thereforJINTEC CORP·Filed 1999·Granted Sep 10, 2002·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →