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For the Inventor, By the Inventor

Tokyo, Japan

Yujiro Agari

This inventor holds 4 USPTO granted patents. Top assignee: Canon Kabushiki Kaisha. Active years: 1976-1979.

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 3

Forward Citations = 23(Granted Patents)


Location History:

  • Tokyo, JA (1976)
  • Tokyo, JP (1978 - 1979)

Company Filing History:

goldMedal4 out of 92,842 
 
Canon Kabushiki Kaisha
 patents

Years Active: 1976-1979

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4 patents (USPTO):Explore Patents
1. 4178076 - Macro zoom lens (1979-12-11),
2. 4171889 - Light metering system in a camera (1979-10-23),
3. 4113355 - Macro zoom lens (1978-09-12),
4. 3982823 - Retrofocus wide-angle objective lens system of large relative aperture (1976-09-28),
Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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