Growing community of inventors

Tokyo, Japan

Keisuke Tejima

Average Co-Inventor Count = 1.21

ph-index = 10

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 = 320

Keisuke TejimaJun Uchiyama (6 patents)Keisuke TejimaKatsuhisa Hakoda (4 patents)Keisuke TejimaYusuke Otani (4 patents)Keisuke TejimaZhongsheng Hong (2 patents)Keisuke TejimaMitsuhiro Nakamura (1 patent)Keisuke TejimaKeitaro Yamashita (1 patent)Keisuke TejimaQi Zheng (1 patent)Keisuke TejimaTakuro Hibino (1 patent)Keisuke TejimaTomihiro Nakagawa (1 patent)Keisuke TejimaKai Xiao (1 patent)Keisuke TejimaJia Han (1 patent)Keisuke TejimaSakae Imaizumi (1 patent)Keisuke TejimaKeisuke Tejima (36 patents)Jun UchiyamaJun Uchiyama (30 patents)Katsuhisa HakodaKatsuhisa Hakoda (56 patents)Yusuke OtaniYusuke Otani (29 patents)Zhongsheng HongZhongsheng Hong (9 patents)Mitsuhiro NakamuraMitsuhiro Nakamura (70 patents)Keitaro YamashitaKeitaro Yamashita (48 patents)Qi ZhengQi Zheng (39 patents)Takuro HibinoTakuro Hibino (28 patents)Tomihiro NakagawaTomihiro Nakagawa (17 patents)Kai XiaoKai Xiao (7 patents)Jia HanJia Han (6 patents)Sakae ImaizumiSakae Imaizumi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (36 from 58,130 patents)


36 patents:

1. D711925 - Disc player

2. D681577 - Disc player

3. D619148 - Disc player

4. D597103 - Disc player

5. D585858 - Combined disc recorder and hard disc drive

6. D585859 - Combined disc recorder and hard disk drive

7. D582868 - Combined disc recorder and hard disc drive

8. D580385 - Disc player

9. D578505 - Amplifier

10. D570330 - Amplifier

11. D569840 - Amplifier

12. D564493 - Combined disc recorder and hard disc drive

13. D564477 - Disc player

14. D563942 - Combined disc recorder and hard disc drive

15. D519092 - Disc player

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/26/2025
Loading…