For the Inventor, By the Inventor

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Wacon Co., Ltd.

USPTO Granted Patents = 2

Forward Citations = 5

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4 inventors (with patents filed for the assignee):

Yasuo Oda (1 out of 83 patents)

Susumu Yamada (1 out of 35 patents)

In Sik Hong (1 out of 1 patent)

4. Seung Soo Ha (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 10429962 - Position indicator (2019-10-01),

2. 6935160 - Water leakage detecting system for liquid pipe and method thereof (2005-08-30),

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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#157 in Saitama 343-0827

#10,990 in Japan

Wacon Co., Ltd.

Forward Citations = 5

4 inventors:

Yasuo Oda (1 out of 83 patents)

Susumu Yamada (1 out of 35 patents)

In Sik Hong (1 out of 1 patent)

4. Seung Soo Ha (1 out of 1 patent)

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