Growing community of inventors

Tokyo, Japan

Takashi Yamanaka

Average Co-Inventor Count = 1.70

ph-index = 8

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 = 133

Takashi YamanakaShinsaku Tanaka (6 patents)Takashi YamanakaShigeru Akatani (5 patents)Takashi YamanakaAkeshi Shitamichi (3 patents)Takashi YamanakaHideaki Sugimoto (3 patents)Takashi YamanakaKunio Kido (2 patents)Takashi YamanakaToshio Yoshimura (2 patents)Takashi YamanakaTakashi Ogawa (2 patents)Takashi YamanakaShigeru Koshimaru (2 patents)Takashi YamanakaOsamu Kurakami (2 patents)Takashi YamanakaShozo Nishimura (2 patents)Takashi YamanakaKazunari Iida (2 patents)Takashi YamanakaTakeshi Yamamoto (1 patent)Takashi YamanakaTakashi Enomoto (1 patent)Takashi YamanakaAkira Goto (1 patent)Takashi YamanakaTakeshi Yamamoto (1 patent)Takashi YamanakaMasao Shinoda (1 patent)Takashi YamanakaShuichiro Honda (1 patent)Takashi YamanakaHideaki Nakanishi (1 patent)Takashi YamanakaHideki Kanno (1 patent)Takashi YamanakaShigeo Takita (1 patent)Takashi YamanakaTakashi Kouso (1 patent)Takashi YamanakaMikio Suzuki (1 patent)Takashi YamanakaTakuji Shimizu (1 patent)Takashi YamanakaDai Kudo (1 patent)Takashi YamanakaRei Shukuya (1 patent)Takashi YamanakaTakashi Yamanaka (30 patents)Shinsaku TanakaShinsaku Tanaka (45 patents)Shigeru AkataniShigeru Akatani (9 patents)Akeshi ShitamichiAkeshi Shitamichi (5 patents)Hideaki SugimotoHideaki Sugimoto (3 patents)Kunio KidoKunio Kido (28 patents)Toshio YoshimuraToshio Yoshimura (22 patents)Takashi OgawaTakashi Ogawa (9 patents)Shigeru KoshimaruShigeru Koshimaru (7 patents)Osamu KurakamiOsamu Kurakami (4 patents)Shozo NishimuraShozo Nishimura (3 patents)Kazunari IidaKazunari Iida (2 patents)Takeshi YamamotoTakeshi Yamamoto (98 patents)Takashi EnomotoTakashi Enomoto (96 patents)Akira GotoAkira Goto (78 patents)Takeshi YamamotoTakeshi Yamamoto (24 patents)Masao ShinodaMasao Shinoda (18 patents)Shuichiro HondaShuichiro Honda (9 patents)Hideaki NakanishiHideaki Nakanishi (5 patents)Hideki KannoHideki Kanno (4 patents)Shigeo TakitaShigeo Takita (3 patents)Takashi KousoTakashi Kouso (2 patents)Mikio SuzukiMikio Suzuki (2 patents)Takuji ShimizuTakuji Shimizu (1 patent)Dai KudoDai Kudo (1 patent)Rei ShukuyaRei Shukuya (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tanashin Denki Co., Ltd. (20 from 94 patents)

2. Other (2 from 832,680 patents)

3. Ebara Corporation (2 from 2,508 patents)

4. Nippon Electric Co., Ltd. (2 from 1,038 patents)

5. Tenashin Denki Co., Ltd (2 from 2 patents)

6. Honda Giken Kogyo Kabushiki Kaisha (1 from 10,092 patents)

7. Newfrey Lcc (1 from 824 patents)

8. Sankei Giken Kogyo Kabushiki Kaisha (1 from 21 patents)

9. Sankei Giken Kogyo Co., Ltd. (1 from 17 patents)


30 patents:

1. 9297385 - Vortex prevention device and double suction vertical pump having such vortex prevention device

2. 8907619 - Wireless charger installed with a two-dimensional moving mechanism

3. 8025157 - Power recovery system

4. 8001558 - Clamping apparatus for a disc player

5. 7908613 - Disk loading apparatus

6. D633836 - Sash material for automobiles

7. 7870571 - Disc guide of disc carrying device

8. 7159483 - Power switching system for acoustic apparatus

9. 7055291 - Clip for sash molding of vehicle door

10. 6993776 - Disc centering device

11. 6870287 - Coil wiring member for movable magnet type linear motor

12. 6779190 - Disk carrier device of disk player

13. 6754901 - Disk player

14. 6751180 - Disk player

15. 6711114 - Disc transfer apparatus with toggle mechanism

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as of
12/7/2025
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