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Ryuji Yamaguchi

USPTO Granted Patents = 9 (Patent Applications = 5)

Average Co-Inventor Count = 2.3

ph-index = 2

Forward Citations = 11(Granted Patents)

Location History:

Mishima, JP (2004 - 2010)
Aichi-ken, JP (2017 - 2024)

Company Filing History:

Kabushiki Kaisha Tokai Rika Denki Seisakusho

4 out of 36,653

Toyota Jidosha Kabushiki Kaisha

1 out of 27,375

Matsushita Electric Industrial Co., Ltd.

4. 1 out of 19,733

Denso Corporation

where one patent can have more than one assignee

Years Active: 2004-2025

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12414612 - Buckle device (2025-09-16),

2. 12275369 - Buckle device (2025-04-14),

3. 12024116 - Buckle device (2024-07-02),

4. 11987205 - Buckle device (2024-05-21),

5. 11819092 - Buckle device (2023-11-21),

6. 9783156 - Webbing guide (2017-10-10),

7. 7656423 - Imaging device and visual recognition support system employing imaging device (2010-02-02),

8. 7045759 - Night vision system and control method thereof (2006-05-16),

9. 6825469 - Vehicle visibility assist device and method (2004-11-30),

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