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For the Inventor, By the Inventor

Tokyo, Japan

Tenga Co., Ltd.


USPTO Granted Patents = 2

Forward Citations = 0

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2 inventors (with patents filed for the assignee):

goldMedal Keisuke Okamura (1 out of 12 patents)

silverMedal Yuki Iwasawa (1 out of 2 patents)


2 patents:

1. D1137731 - Ejaculation promotion apparatus (2026-07-28),
2. D1109884 - Massage equipment (2026-01-20),
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USPTO Data Jan 1 1976 - Sep 22 2026

2 Patents

#4,354 in Tokyo

#11,115 in Japan

Tokyo, JP
Tokyo, Japan

Tenga Co., Ltd.

Forward Citations = 0

2 inventors:

goldMedal Keisuke Okamura (1 out of 12 patents)

silverMedal Yuki Iwasawa (1 out of 2 patents)

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