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For the Inventor, By the Inventor

Tokyo, Japan

Leepl Corporatin


USPTO Granted Patents = 1

Forward Citations = 4

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2 inventors (with patents filed for the assignee):

goldMedal Takao Utsumi (1 out of 5 patents)

silverMedal Nobuo Shimazu (1 out of 10 patents)


1 patent:

1. 6444374 - Manufacturing method of mask for electron beam proximity exposure and mask (2002-09-03),
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USPTO Data Jan 1 1976 - Dec 30 2025

1 Patents

#5,742 in Tokyo

#15,559 in Japan

...
Tokyo, Japan

Leepl Corporatin

Forward Citations = 4

2 inventors:

goldMedal Takao Utsumi (1 out of 5 patents)

silverMedal Nobuo Shimazu (1 out of 10 patents)

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