For the Inventor, By the Inventor

Enter assignee name

Sekiyushigen Kaihatsu Kabushiki Kaisha

USPTO Granted Patents = 10

EPO Patents = 2

Forward Citations = 283

Loading Chart...

Loading Chart...

34 inventors (with patents filed for the assignee):

Toshiya Wakatsuki (3 out of 8 patents)

Kiyoshi Inaba (3 out of 5 patents)

Hideo Okado (3 out of 8 patents)

4. Makoto Miyairi (3 out of 3 patents)

5. Tsutomu Katagiri (2 out of 6 patents)

6. Makoto Inomata (2 out of 11 patents)

7. Hitomi Hirano (2 out of 2 patents)

8. Kozo Imura (2 out of 7 patents)

9. Erli Sun (2 out of 2 patents)

10. Toshinobu Itoh (2 out of 2 patents)

11. Yasumasa Morita (1 out of 7 patents)

12. Kenichiro Fujimoto (1 out of 18 patents)

13. Yasuhiro Onishi (1 out of 18 patents)

14. Kazutoshi Chaki (1 out of 3 patents)

15. Toshio Shimizu (1 out of 5 patents)

10 patents: Sort by Forward Citations

1. 8057744 - Bubble column-type Fischer-Tropsch synthesis slurry bed reaction system (2011-11-15),

2. 6726853 - Process for producing synthetic gas employing catalyst for reforming (2004-04-27),

3. 6423665 - Catalyst for reforming (2002-07-23),

4. 5750821 - Method for oxidative coupling of methane comprising catalytic cracking (1998-05-12),

5. 5736107 - Apparatus for oxidative coupling of methane (1998-04-07),

6. 5508616 - Apparatus and method for determining parameters of formations (1996-04-16),

7. 5354936 - Method for preparing ethane and ethylene from methane (1994-10-11),

8. 5049736 - Apparatus for measurement of geological age by measuring zirconium color (1991-09-17),

9. 4754642 - High temperature fluid flow speed detection apparatus (1988-07-05),

10. 4725783 - Cable connection head for a well logging cable useful at high (1988-02-16),

Sekiyushigen Kaihatsu Kabushiki Kaisha is a Japanese company specializing in real estate development. With a focus on sustainable and environmentally-friendly projects, they aim to create innovative and high-quality properties that enhance the communities they serve.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

10 Patents

#1,690 in Tokyo

#4,283 in Japan

#54,238 in the World

Sekiyushigen Kaihatsu Kabushiki Kaisha

Forward Citations = 283

34 inventors:

Toshiya Wakatsuki (3 out of 8 patents)

Kiyoshi Inaba (3 out of 5 patents)

Hideo Okado (3 out of 8 patents)

4. Makoto Miyairi (3 out of 3 patents)

5. Tsutomu Katagiri (2 out of 6 patents)

Please report any incorrect information to support@idiyas.com

Loading…