For the Inventor, By the Inventor

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Seiko Epson Company

USPTO Granted Patents = 2

Forward Citations = 1

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4 inventors (with patents filed for the assignee):

Nozomu Hirokubo (1 out of 36 patents)

Koji Kitahara (1 out of 18 patents)

Shigemi Sasaki (1 out of 4 patents)

4. Yoshimitsu Misawa (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 8947782 - Wavelength variable interference filter, optical module, and light analyzer (2015-02-03),

2. 7052755 - Sheet-like adhesive labels, method of attaching said adhesive labels, dials, method of manufacturing dials and timepieces (2006-05-30),

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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#602 in

#10,973 in Japan

Seiko Epson Company

Forward Citations = 1

4 inventors:

Nozomu Hirokubo (1 out of 36 patents)

Koji Kitahara (1 out of 18 patents)

Shigemi Sasaki (1 out of 4 patents)

4. Yoshimitsu Misawa (1 out of 1 patent)

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