Inventor · disambiguated record
Kazuhiro Sumi
Also filed as: SUMI KAZUHIRO
3 granted patents·8 pending applications·43 citations·filing 2002–2016
66Inventor score
Top patents by PatentIndex Score
11 records- 0182US6865368B2System and method for producing educational materialUNIV SAGA·Filed 2002·Granted Mar 8, 2005·35 cites·14 claims
- 0266US7043194B2Learning systemUNIV SAGA·Filed 2003·Granted May 9, 2006·8 cites·4 claims
- 0351US2004248074A1Distance education systemUNIV SAGA·Filed 2004·Application pending·0 cites
- 0448US2014126571A1Telephone exchange apparatus, telephone exchange apparatus control method, and telephone systemTOSHIBA KK·Filed 2014·Application pending·0 cites
- 0547US2008152105A1Telephone management systemTOSHIBA KK·Filed 2007·Application pending·0 cites
- 0647US2002197595A1System and method for utilizing educational materialUNIV SAGA·Filed 2002·Application pending·0 cites
- 0747US2008025483A1Communication system and voice message processing method for use in the systemTOSHIBA KK·Filed 2007·Application pending·0 cites
- 0843US2012120946A1Telephone Exchange Apparatus, Telephone Exchange Apparatus Control Method, and Telephone SystemSUMI KAZUHIRO·Filed 2011·Application pending·0 cites
- 0937US2007127446A1Telephone exchange apparatus and method for controlling incoming call thereofTOSHIBA KK·Filed 2006·Application pending·0 cites
- 1027US10388812B2Method of recycling solar cell moduleTOHO KASEI CO LTD·Filed 2016·Granted Aug 20, 2019·0 cites·9 claims
- 1121US2011158234A1Telephone exchange system, telephone exchange apparatus, and telephone terminalSUMI KAZUHIRO·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →