Growing community of inventors

Osaka, Japan

Takahiro Katayama

Average Co-Inventor Count = 1.70

ph-index = 7

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 = 219

Takahiro KatayamaToshihiro Takagi (9 patents)Takahiro KatayamaYasuhiro Inui (5 patents)Takahiro KatayamaManabu Yamamoto (5 patents)Takahiro KatayamaYusuke Nishida (4 patents)Takahiro KatayamaKazuhiko Tani (4 patents)Takahiro KatayamaKazuhide Ishihara (2 patents)Takahiro KatayamaYasuo Masaki (1 patent)Takahiro KatayamaShusuke Narita (1 patent)Takahiro KatayamaTatsuo Miyagawa (1 patent)Takahiro KatayamaTakahiro Kurose (1 patent)Takahiro KatayamaAtsushi Kojina (1 patent)Takahiro KatayamaAtsushi Koujina (1 patent)Takahiro KatayamaTakahiro Katayama (25 patents)Toshihiro TakagiToshihiro Takagi (56 patents)Yasuhiro InuiYasuhiro Inui (26 patents)Manabu YamamotoManabu Yamamoto (16 patents)Yusuke NishidaYusuke Nishida (14 patents)Kazuhiko TaniKazuhiko Tani (13 patents)Kazuhide IshiharaKazuhide Ishihara (11 patents)Yasuo MasakiYasuo Masaki (36 patents)Shusuke NaritaShusuke Narita (19 patents)Tatsuo MiyagawaTatsuo Miyagawa (13 patents)Takahiro KuroseTakahiro Kurose (10 patents)Atsushi KojinaAtsushi Kojina (2 patents)Atsushi KoujinaAtsushi Koujina (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Funai Electric Company Ltd. (24 from 2,413 patents)

2. Rt. Works Co., Ltd. (1 from 1 patent)


25 patents:

1. 9650061 - Hand cart for walking stabilization and carrying articles according to a movement mode

2. 9486384 - Walking assist cart

3. 9315115 - Power assist device and ambulatory assist vehicle

4. 9242561 - Manually propelled vehicle

5. 9227647 - Manually propelled vehicle

6. 9186992 - Walking assistance moving vehicle

7. 8305494 - Broadcast receiving device

8. 8068717 - Television program recording/reproducing device

9. 7904076 - Personal configuration information sharing system

10. 7792299 - Broadcasting receiving apparatus and broadcasting receiving method

11. 7738661 - Broadcasting receiving apparatus and broadcasting receiving method

12. 7719596 - Display apparatus, burn-in correction system and burn-in correction method

13. 7701511 - Digital television broadcast signal receiver

14. 7657904 - Program viewing control apparatus

15. 7559071 - Broadcasting receiver having operation mode selection function

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as of
12/7/2025
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