Tetsu Yamanaka

USPTO Granted Patents = 6 (Patent Applications = 1)

EPO Patents = 2 (Patent Applications = 3)

Average Co-Inventor Count = 4.6

ph-index = 1

Forward Citations = 7(Granted Patents)

Company Filing History:

3 out of 1,074

Riso Kagaku Corporation

Years Active: 1996-2020

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10714732 - Current collecting lead and production method for secondary battery including current collecting lead (2020-07-14),

2. 10374260 - Cylindrical alkaline secondary battery (2019-08-06),

3. 10224139 - Coil device (2019-03-05),

4. 5622109 - Process for producing a heat sensitive stencil sheet (1997-04-22),

5. 5501146 - Cylindrical drum assembly including a stencil sheet for use with a (1996-03-26),

6. 5498464 - Heat-sensitive stencil sheets and process (1996-03-12),

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1 patent pending:

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2 patents (EPO):

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3 patents pending (EPO):

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