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Shingo Tachikawa

This inventor holds 2 USPTO granted patents. Top assignee: Ricoh Company, Ltd.. Active years: 2015.

USPTO Granted Patents = 2

Average Co-Inventor Count = 3.7

ph-index = 1

Company Filing History:

2 out of 28,915

Ricoh Company, Ltd.

Years Active: 2015

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2 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9097898 - Optical scanning apparatus and image forming apparatus including a multi-faceted mirror to deflect a light beam (2015-08-04),

2. 8928716 - Optical scanning device and image forming apparatus in which a plurality of scanning optical systems except one include a reflecting mirror (2015-01-06),

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