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For the Inventor, By the Inventor

Toyota, Japan

Masasi Kai

This inventor holds 3 USPTO granted patents. Top assignee: Aisin Seiki Kabushiki Kaisha. Active years: 1992-1993.

USPTO Granted Patents = 3

% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 2

Forward Citations = 22(Granted Patents)


Company Filing History:

goldMedal3 out of 5,207 
 
Aisin Seiki Kabushiki Kaisha
 patents

Years Active: 1992-1993

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3 patents (USPTO):Explore Patents
1. 5176159 - Lens case for contact lens cleaning device (1993-01-05),
2. 5161559 - Cleaning device for contact lenses (1992-11-10),
3. 5105841 - Cleaning device for contact lenses (1992-04-21),
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