Growing community of inventors

Osaka, Japan

Hiroshi Yamada

Average Co-Inventor Count = 1.92

ph-index = 6

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 = 96

Hiroshi YamadaTsuyoshi Kakiuchi (5 patents)Hiroshi YamadaMasaaki Yamamoto (2 patents)Hiroshi YamadaYukio Kusu (2 patents)Hiroshi YamadaYoshitaka Tahara (2 patents)Hiroshi YamadaYoshiyuki Azuma (2 patents)Hiroshi YamadaHitoshi Yoshida (1 patent)Hiroshi YamadaYoichi Kawashima (1 patent)Hiroshi YamadaYukihiro Ogawa (1 patent)Hiroshi YamadaToru Nakada (1 patent)Hiroshi YamadaKazunori Nishikawa (1 patent)Hiroshi YamadaTakeaki Miyamoto (1 patent)Hiroshi YamadaSyohei Matsuba (1 patent)Hiroshi YamadaShoichiro Yano (1 patent)Hiroshi YamadaKiyoe Miyagishi (1 patent)Hiroshi YamadaNaohito Miyoshi (1 patent)Hiroshi YamadaHiroshi Yamada (17 patents)Tsuyoshi KakiuchiTsuyoshi Kakiuchi (5 patents)Masaaki YamamotoMasaaki Yamamoto (18 patents)Yukio KusuYukio Kusu (3 patents)Yoshitaka TaharaYoshitaka Tahara (2 patents)Yoshiyuki AzumaYoshiyuki Azuma (2 patents)Hitoshi YoshidaHitoshi Yoshida (31 patents)Yoichi KawashimaYoichi Kawashima (27 patents)Yukihiro OgawaYukihiro Ogawa (22 patents)Toru NakadaToru Nakada (22 patents)Kazunori NishikawaKazunori Nishikawa (7 patents)Takeaki MiyamotoTakeaki Miyamoto (2 patents)Syohei MatsubaSyohei Matsuba (1 patent)Shoichiro YanoShoichiro Yano (1 patent)Kiyoe MiyagishiKiyoe Miyagishi (1 patent)Naohito MiyoshiNaohito Miyoshi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Santen Pharmaceutical Co., Ltd. (9 from 282 patents)

2. Other (2 from 832,912 patents)

3. Toyo Tire Rubber Co., Ltd. (2 from 967 patents)

4. Kurimoto, Ltd. (2 from 61 patents)

5. Sankyo Seiki Mfg. Co., Ltd (1 from 264 patents)

6. Taisei Kako Co., Ltd. (1 from 87 patents)


17 patents:

1. 12077365 - Measuring device and container with measuring device

2. 10035440 - Cushion pad that reduces compressive stress and tensile stress

3. 9982327 - Brass alloy for tap water supply member

4. 9963765 - Copper alloy for use in a member for use in water works

5. 9884434 - Clip fixing jig

6. D724430 - Cap for packaging container

7. D721959 - Nozzle for packaging container

8. D721580 - Nozzle for packaging container

9. D718129 - Nozzle for packaging container

10. D712265 - Cap for packaging container

11. 7832594 - Liquid storage container with bottom filter

12. 7503909 - Instillation container with level-difference portion

13. 7114635 - Contamination preventive cap

14. 6875201 - Recessed part forming instillation container

15. 6775854 - Toilet cover opening/closing device

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as of
1/10/2026
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