Growing community of inventors

Shizuoka, Japan

Seiji Hirano

Average Co-Inventor Count = 1.70

ph-index = 9

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 225

Seiji HiranoShuji Yoshino (6 patents)Seiji HiranoAsao Shoda (5 patents)Seiji HiranoYukio Shimizu (1 patent)Seiji HiranoMasamichi Morioka (1 patent)Seiji HiranoSeiji Hirano (15 patents)Shuji YoshinoShuji Yoshino (12 patents)Asao ShodaAsao Shoda (8 patents)Yukio ShimizuYukio Shimizu (2 patents)Masamichi MoriokaMasamichi Morioka (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yazaki Industrial Chemical Co., Ltd. (15 from 74 patents)


15 patents:

1. 6089778 - Joint

2. D423918 - Joint for pipe structure

3. D418396 - Joint for pipe structure

4. D418398 - Joint for pipe structure

5. D418047 - Joint for pipe structure

6. D397212 - Joint for pipe structure

7. D397211 - Joint for pipe structure

8. D392178 - Partition locking metal attachment for wire gauze

9. 5685442 - Package containers rack frame

10. D381257 - Joint for the frame of a rolling cart

11. D376458 - Structural pipe

12. D375599 - Structural pipe

13. D375600 - Structural pipe

14. D374812 - Claw coupling

15. D373720 - Hinge joint for frame of rollable cart

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idiyas.com
as of
12/4/2025
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