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Kawasaki, Japan

Kouhei Morikawa

This inventor holds 6 USPTO granted patents. Top assignee: Showa Denko K.k.. Active years: 1990-2001.

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 5.5

ph-index = 3

Forward Citations = 17(Granted Patents)

Company Filing History:

Showa Denko K.k.

Years Active: 1990-2001

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6245920 - Metal raney catalysts and preparation of hydrogenated compounds therewith (2001-06-12),

2. 6215030 - Noble metal raney catalysts and preparation of hydrogenated compounds therewith (2001-04-10),

3. 6114277 - Process for preparing cyano group-containing aromatic methylamines (2000-09-05),

4. 6018048 - Noble metal Raney catalysts and preparation of hydrogenated compounds (2000-01-25),

5. 5032567 - Additive for heat-sensitive recording material, the recording material (1991-07-16),

6. 4939269 - 3-substituted hydantoins (1990-07-03),

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