Forward Citations = 174

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3 inventors (with patents filed for the assignee):

Masao Utsumi (1 out of 2 patents)

Tsutomu Watanabe (1 out of 45 patents)

Takashi Hamaura (1 out of 1 patent)

1 patent: Sort by Forward Citations

#5,734 in Tokyo

#15,549 in Japan

Asec Co., Ltd.

Forward Citations = 174

3 inventors:

Masao Utsumi (1 out of 2 patents)

Tsutomu Watanabe (1 out of 45 patents)

Takashi Hamaura (1 out of 1 patent)

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