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For the Inventor, By the Inventor

Kawasaki, Japan

Hiroki Machihara

This inventor holds 2 USPTO granted patents. Top assignee: Nippon Telegraph and Telephone Corporation. Active years: 2001-2002.

USPTO Granted Patents = 2

% Patents Active = 100.0

Average Co-Inventor Count = 4.4

ph-index = 2

Forward Citations = 427(Granted Patents)


Location History:

  • Yokohama, JP (2001)
  • Kawasaki, JP (2002)

Company Filing History:

goldMedal2 out of 5,300 
 
Nippon Telegraph and Telephone Corporation
 patents

Years Active: 2001-2002

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2 patents (USPTO):Explore Patents
1. 6424980 - Integrated retrieval scheme for retrieving semi-structured documents (2002-07-23),
2. 6233578 - Method and system for information retrieval (2001-05-15),
Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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