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Ykk Architectural Products Inc.

USPTO Granted Patents = 34

Forward Citations = 431

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35 inventors (with patents filed for the assignee):

Masao Hirano (9 out of 9 patents)

Shinji Tanikawa (7 out of 9 patents)

Sou Koike (6 out of 6 patents)

4. Ryuichi Kitada (3 out of 3 patents)

5. So Koike (2 out of 2 patents)

6. Yasuhiro Sono (2 out of 2 patents)

7. Noriaki Okamoto (2 out of 3 patents)

8. Yuichi Kubo (2 out of 2 patents)

9. Koichiro Nawa (2 out of 6 patents)

10. Masayoshi Ishikawa (2 out of 2 patents)

11. Hiroshi Miyazaki (1 out of 52 patents)

12. Akio Ozawa (1 out of 4 patents)

13. Masami Takemura (1 out of 4 patents)

14. Hiroyuki Sasaki (1 out of 1 patent)

15. Koichi Segawa (1 out of 1 patent)

34 patents: Sort by Forward Citations

1. 6065248 - Cremorne lock mounting device for window (2000-05-23),

2. 6032423 - Curtain wall having mullion structure (2000-03-07),

3. 6014846 - Multi-window sash and batten attachment structure (2000-01-18),

4. 5937597 - Multi-window sash and batten attachment structure (1999-08-17),

5. 5910084 - Reinforcing structure for vertical frame member of sash frame (1999-06-08),

6. 5870859 - Water-tight structure for sliding door (1999-02-16),

7. 5822926 - Structure for mounting cremorne lock and reinforcing member in vertical (1998-10-20),

8. 5761860 - Panel mounting structure (1998-06-09),

9. 5758459 - Sash frame structure for attaching glass (1998-06-02),

10. 5749175 - Structure of mating portions of double door assembly (1998-05-12),

11. 5746032 - Structure for attaching a lower transverse frame member of a sash to a (1998-05-05),

12. 5682714 - Partitioning sash (1997-11-04),

13. 5678366 - Sliding window structure (1997-10-21),

14. 5657591 - Connection structure of a framework (1997-08-19),

15. 5653060 - Sliding window structure (1997-08-05),

YKK Architectural Products Inc. is a leading manufacturer of architectural windows, curtain walls, sunshades, and entrance systems for commercial and institutional buildings. With a focus on providing high-quality products and innovative solutions, the company has established a strong reputation in the industry. YKK Architectural Products Inc. is committed to delivering exceptional customer service and contributing to sustainable design practices.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

34 Patents

#877 in Tokyo

#2,117 in Japan

#19,060 in the World

Ykk Architectural Products Inc.

Forward Citations = 431

35 inventors:

Masao Hirano (9 out of 9 patents)

Shinji Tanikawa (7 out of 9 patents)

Sou Koike (6 out of 6 patents)

4. Ryuichi Kitada (3 out of 3 patents)

5. So Koike (2 out of 2 patents)

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