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Hachioji, Japan

Yoshihiko Toyoizumi

USPTO Granted Patents = 5

Average Co-Inventor Count = 2.5

ph-index = 4

Forward Citations = 67(Granted Patents)

Location History:

Hachioji, JP (1995 - 2006)
Tokyo, JP (2011 - 2012)

Company Filing History:

Konica Corporation

Konica Minolta Business Technologies, Inc.

where one patent can have more than one assignee

Years Active: 1995-2012

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8155568 - Toner container, production method for toner product and toner replenishing method (2012-04-10),

2. 7983592 - Toner container having a sealed toner cap (2011-07-19),

3. 6999705 - Powder container, powder contained product, powder container manufacturing method, powder contained product reusing method, toner container and toner contained product (2006-02-14),

4. 6340036 - Powdery-particles supplying method and apparatus, and control method for flowing solid-state substances (2002-01-22),

5. 5392102 - Developing device having toner cartridge discriminator (1995-02-21),

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