Inventor · disambiguated record
Yoshihiko Toyoizumi
Also filed as: TOYOIZUMI YOSHIHIKO
5 granted patents·127 citations·filing 1993–2009
82Inventor score
Top patents by PatentIndex Score
5 records- 0190US6340036B1Powdery-particles supplying method and apparatus, and control method for flowing solid-state substancesKONISHIROKU PHOTO IND·Filed 2000·Granted Jan 22, 2002·74 cites·25 claims
- 0286US7983592B2Toner container having a sealed toner capKONICA MINOLTA BUSINESS TECH·Filed 2009·Granted Jul 19, 2011·9 cites·8 claims
- 0383US5392102ADeveloping device having toner cartridge discriminatorKONISHIROKU PHOTO IND·Filed 1993·Granted Feb 21, 1995·32 cites·7 claims
- 0479US8155568B2Toner container, production method for toner product and toner replenishing methodNAITO KIYOTAKA·Filed 2009·Granted Apr 10, 2012·8 cites·7 claims
- 0577US6999705B2Powder container, powder contained product, powder container manufacturing method, powder contained product reusing method, toner container and toner contained productKONICA MINOLTA BUSINESS TECH·Filed 2005·Granted Feb 14, 2006·4 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →